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NASA Ames Stars of the Month: September 2026

The NASA Ames Science Directorate recognizes the outstanding contributions of (pictured left to right) Steve Ormsby, Aphrodite Kostakis, Alejando Borlaff, Sarah Nickerson, Martina...

Artemis III Crew Visits NASA Kennedy's Vehicle Assembly Building

NASA astronaut Randy Bresnik (left) and ESA (European Space Agency) astronaut Luca Parmitano view progress on the solid rocket booster integration in High Bay 3 inside the Vehicle...

Celebrate International Observe the Moon Night with NASA

In April, the world watched as four humans circled the Moon for the first time in over 50 years with NASA’s Artemis II mission. On Saturday, Sept. 19, the public is invited to look...

Artemis III Crew Visits NASA Kennedy’s Vehicle Assembly Building

NASA astronaut Randy Bresnik (left) and ESA (European Space Agency) astronaut Luca Parmitano view progress on the solid rocket booster integration in High Bay 3 inside the Vehicle...

Webb reveals stunning panorama of star formation

This starry view of the nearby star-forming region IC 348 is one of the largest images from the NASA/ESA/CSA James Webb Space Telescope released to the public so far. Using Webb, a...

Travel

The NSSC provides travel reimbursement services for all authorized Agency travel including: domestic, foreign, local, ETDY, and Change of Station (COS). References Federal Travel R...

Venus had a moon for nearly 2 billion years, scientists say

Venus had a moon a long time ago, scientists in the US and France say. It likely survived for nearly 2 billion years until Venus' gravity tore it apart. The post Venus had a moon f...

Mercury is shrinking up to 30% more than expected

A new study shows Mercury is shrinking more than scientists first thought. They say the planet might have already shrunk up to 30% more than expected. The post Mercury is shrinking...

Sun news: Chunk of sun-stuff on its way to Earth

Sun news September 15, 2026: A filament eruption sent a coronal mass ejection toward Earth, due September 17. Minor geomagnetic storms are possible. The post Sun news: Chunk of sun...

Visible planets and night sky guide for September

Visible planets and night sky guide: Shortly after sunset tonight, look for the young moon between blazing Venus and the bright red star Antares in Scorpius. The post Visible plane...

FLEX and Sentinel-3C launch highlights

Video: 00:03:22 ESA’s state-of-the-art FLEX Earth Explorer satellite and the Copernicus Sentinel-3C satellite have been launched together aboard a Vega-C rocket from Europe’s Space...

APOD: 2026 September 15 – A Daytime Eclipse: Moon Occults Venus

APOD Science APOD APOD: 2026 September 15 – A… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss APOD Astronomy Picture of the Day Discover the cos...

FLEX and Sentinel-3C launched

The European Space Agency’s FLEX Earth Explorer satellite and the Copernicus Sentinel-3C satellite have been launched together aboard a Vega-C rocket from Europe’s Spaceport in Fre...

Webinar 9/23: NASA CSDA Program Update 2026

This webinar will provide an overview of the CSDA program’s goals and activities, including the new Cal/Val initiative, and more.

NASA Welcomes Djibouti as Newest Artemis Accords Signatory

The Republic of Djibouti became the 72nd nation and eighth African country to sign the Artemis Accords during a ceremony Monday at NASA Headquarters in Washington. The Artemis Acco...

NASA Kicks Off Inspiration Tour with Steelers vs. Falcons Game

Fans pose for a photo with an astronaut in the NASA Experience Zone at an NFL game between the Pittsburgh Steelers and the Atlanta Falcons at Acrisure Stadium, Sunday, Sept. 13, 20...

Questions? Ask our Hera Space Companion!

Meet a key member of our Hera asteroid mission team: the Hera Space Companion , not just an AI chatbot but a dynamic mission-linked communication platform, designed to make the Eur...

ESA Space Environment Report 2026

ESA’s FLEX mission reveals the secret glow of plants

Video: 00:06:30 Plants may look still and silent, but every leaf is constantly responding to its environment. As plants photosynthesise, they emit an incredibly faint glow called f...

Venus brightest in the evening sky this week

See Venus brightest in the evening sky this week, with greatest brilliancy coming around September 18, 2026. Look west after sunset. The post Venus brightest in the evening sky thi...

Alien tech on the moon? Scientists propose search for microscopic debris

Could there be alien tech on the moon? Scientists propose a new search for microscopic particles shed by alien technology. The post Alien tech on the moon? Scientists propose searc...

See Venus in the daytime: Here are 3 tips

You can spot Venus in the daytime. One of the best ways is when its near the moon. Here are 3 tips to help you spot the brilliant planet Venus in daylight. The post See Venus in th...

Crepuscular rays are sunrays in twilight skies

Crepuscular rays form around twilight when particles in the atmosphere reflect the sun's light beams toward our eyes. See photos of the phenomenon here. The post Crepuscular rays a...

Does this Mars image show an alien in a hallway?

What do you see in the Mars image? Some people think the rocks look like a hallway where a little alien is walking. Other instances of pareidolia, here. The post Does this Mars ima...

Atlantic hurricane season sets a record: No hurricanes yet!

The 2026 Atlantic hurricane season has set a record. It's the longest we've ever gone in a hurricane season without seeing a hurricane. Read more here. The post Atlantic hurricane...

NASA's Chandra Spots Galactic Gem

Galaxies are like cosmic gems, each with characteristics including size and shape that make them distinct. A gallery from NASA’s Chandra X-ray Observatory and other telescopes disp...

NASA Boosts Open Science, Data Sharing with Artemis Accords

The science from every Moon rock sample, lunar dataset, and discovery produced through NASA’s Artemis program will be shared by the agency with the global scientific community. Tha...

Week in images: 07-11 Sep 2026

Week in images: 07-11 Sep 2026 Discover our week through the lens

Dust and Water in Sagittarius A*

Using the James Webb Space Telescope, an international team of astronomers have discovered that dust and water can form and survive surprisingly close to the supermassive black hol...

How 2 US, European Satellites Are Studying Hurricanes During El Niño

Last November, NASA and its European partners launched the Sentinel-6B satellite to improve hurricane forecasts, help protect infrastructure, and benefit commercial industries, inc...

Artemis II Crew at NASA Marshall

The crew of NASA’s Artemis II mission visited NASA’s Marshall Space Flight Center in Huntsville, Alabama on Sept. 1, 2026.

Artemis II Crew at NASA Marshall

The crew of NASA’s Artemis II mission – NASA astronauts Christina Koch, Victor Glover, and Reid Wiseman and CSA (Canadian Space Agency) astronaut Jeremy Hansen – visited Huntsville...

Orion’s Belt points to Sirius on September mornings

Use Orion's Belt to find Sirius, the sky's brightest star. In 2026, Jupiter is in the same region, outshining even Sirius. The post Orion’s Belt points to Sirius on September morni...

Superbubble in the Large Magellanic Cloud

N44 is a complex nebula filled with glowing hydrogen gas, dark lanes of dust, massive stars, and many populations of stars of different ages. One of its most distinctive features...

Anak Krakatau eruption by Sentinel-3

Image: Copernicus Sentinel-3 captured a plume from the eruption of Anak Krakatau on Saturday, 5 September.

BepiColombo begins Mercury arrival with MTM separation success

On 3 September 2026 at 15:49 CEST, the European Space Agency's BepiColombo Mission Control Team at the European Space Operations Centre (ESOC) received the signal they had been wai...

Lunar Occultation of Venus

On Wednesday, June 17, skywatchers across the United States—and parts of Canada—enjoyed a rare event: a daytime lunar occultation of Venus. A lunar occultation occurs when the Moon...

BepiColombo’s Mercury arrival begins - full replay

Video: 02:31:10 Watch the replay of the livestream originally broadcast on 3 September as ESA/JAXA's BepiColombo mission took the first critical step towards arriving at Mercury. A...

Igniting Roman's Journey

Now on a three-month, million-mile journey to its final orbit, NASA’s Nancy Grace Roman Space Telescope will soon reveal the universe’s darkest secrets. The mission launched at 7:2...

Hubble's superbubble scene

Image: This sprawling cosmic vista and subject of today’s ESA/Hubble Picture of the Month comes from the Large Magellanic Cloud (LMC). The LMC is the largest of the small galaxies...

Hubble tracks new decagon encircling Saturn’s south pole

Recent observations with the NASA/ESA Hubble Space Telescope have revealed a giant, evolving 10-sided atmospheric wave encircling Saturn’s south pole. This discovery marks the firs...

August Lunar Eclipse Rises Over Louisiana

A lunar eclipse is visible over southern Louisiana. The lunar eclipse was visible throughout much of North and South America and part of Europe and Africa between Aug. 27-28. The F...

Artemis III RS-25 Engine Processing: #3 Lift

Technicians prepare to transfer the #2 RS-25 SLS (Space Launch System) rocket engine (front) to the work stand with the #3 engine (back) for integration with the Artemis III core s...

NASA Welcomes Türkiye as Newest Artemis Accords Signatory

During a ceremony hosted by NASA Administrator Jared Isaacman at the agency’s headquarters in Washington on Monday, the Republic of Türkiye signed the Artemis Accords, joining the...

NASA's Nancy Grace Roman Space Telescope Launches

A SpaceX Falcon Heavy rocket with NASA’s Nancy Grace Roman Telescope on board is seen transiting the sun during launch from Launch Complex 39A, Sunday, Aug. 30, 2026, at NASA’s Ken...

Media briefing: BepiColombo's next milestone towards Mercury

Video: 01:09:40 Rewatch the European Space Agency's 31 August 2026 online press briefing on the latest developments of the ESA/JAXA BepiColombo mission, Europe's and Japan's first...

Roman lifts off on a mission to survey the infrared sky

Image: NASA’s Nancy Grace Roman Space Telescope lifted off on a SpaceX Falcon Heavy rocket from NASA’s Kennedy Space Center in Florida, USA, at 07:26 EDT / 12:26 BST/ 13:26 CEST on...

NASA’s Dark Universe-Seeking Nancy Grace Roman Space Telescope Launches

Now on a three-month, million-mile journey to its final orbit, NASA’s Nancy Grace Roman Space Telescope will soon reveal the universe’s darkest secrets. The mission launched at 7:2...

NASA's Artemis II Crew Receives Congressional Space Medal of Honor

President Donald J. Trump awarded NASA astronauts Victor Glover and Christina Koch, CSA (Canadian Space Agency) astronaut Jeremy Hansen, and NASA astronaut Reid Wiseman with the Co...

NASA’s Artemis II Crew Receives Congressional Space Medal of Honor

From left to right: NASA astronauts Victor Glover and Christina Koch, CSA (Canadian Space Agency) astronaut Jeremy Hansen, and NASA astronaut Reid Wiseman receive the Congressional...

The Winter Circle: Catch in the morning before dawn

The majestic Winter Circle isn't a constellation. This giant circle - or hexagon - is an asterism, or a pattern made up of stars from several constellations. The post The Winter Ci...

Expedition Sound podcast series

Expedition Sound is a podcast series by the European Space Agency (ESA) in which you’re invited to explore the Universe through your ears. Guided by sonifications – the translation...

Watch live: BepiColombo begins its arrival at Mercury

After eight years, the ESA/JAXA BepiColombo mission is about to enter its Mercury Arrival Phase. On 3 September 2026, ESA’s Mercury Transfer Module (MTM) will separate from BepiCol...

NASA Begins Moon Mission Plume-Surface Interaction Tests

EDITOR’S NOTE: This story, originally published in December, was revised Aug. 26, 2026 with an update on a new phase of testing, including video from a recent test run and new imag...

The return of Sirius in the morning signals seasonal change

A sign of the changing season is the return of Sirius before sunup. Want to make sure you've spotted Sirius? The 3 stars in Orion's Belt point to it. The post The return of Sirius...

New Next-Gen Dish Adds Muscle to NASA’s Deep Space Network

NASA’s Deep Space Network facility in California is marking the addition of a brand new 34-meter-wide (114-foot-wide) radio frequency antenna to the agency’s deep space communicati...

Roman in a nutshell

Image: Roman will scan a large patch of the sky in visible to near-infrared light, with its wide field of view and advanced optical design. The mission will provide key insights th...

NASA Sets Coverage for Roman Space Telescope Launch from Florida

Coverage plans are ready for NASA’s Nancy Grace Roman Space Telescope prelaunch and launch activities. Roman is NASA’s next-generation observatory designed to explore some of the u...

NASA’s Artemis II Crew Set to Receive Congressional Space Medal of Honor

President Donald J. Trump will award each of NASA’s Artemis II crew members the Congressional Space Medal of Honor at 11 a.m. EDT on Friday, Aug. 28, during a ceremony at the agenc...

Fly around Schiaparelli Crater with Mars Express

Video: 00:04:10 ESA’s Mars Express takes us on another mesmerising flight, this time around one of the biggest craters on Mars. Despite measuring a huge 460 km across, Schiaparelli...

NASA Mission Studies Air Pollution Over Ethiopia

A NASA-funded air pollution monitoring network has provided one of the most detailed long-term views yet of the role of black carbon, or soot produced by fires, diesel vehicles, an...

Total solar eclipse 2026 (Official ESA broadcast)

Video: 01:10:42 We broadcast live from the Observatorio Astrofísico de Javalambre in Spain as a total solar eclipse crossed Europe on 12 August 2026. The path of totality swept acr...