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3,045 articles from NASA

Chandra Rewinds Story of Great Eruption of the 1840s

Portal origin URL: Chandra Rewinds Story of Great Eruption of the 1840sPortal origin nid: 489186Published: Tuesday, September 26, 2023 - 13:00Featured (stick to top of list): noPortal text teaser: A new time-lapse sequence shows Eta Carinae as it changes over time from 1999 to 2020.Portal image: The Eta Carinae star...

First Long-Duration Lidar Satellite Mission CALIPSO Ends

Portal origin URL: First Long-Duration Lidar Satellite Mission CALIPSO EndsPortal origin nid: 489165Published: Tuesday, September 26, 2023 - 12:15Featured (stick to top of list): noPortal text teaser: CALIPSO, a lidar satellite that advanced the world’s understanding of climate, weather and air quality, ended its scientific mission August 1 after 17 years of...


MONDAY 25. SEPTEMBER 2023


Arctic Sea Ice 6th Lowest on Record; Antarctic Sees Record Low Growth

Portal origin URL: Arctic Sea Ice 6th Lowest on Record; Antarctic Sees Record Low GrowthPortal origin nid: 489173Published: Monday, September 25, 2023 - 15:44Featured (stick to top of list): noPortal text teaser: Arctic sea ice likely reached its annual minimum extent on September 19, 2023, making it the 6th lowest year in the satellite recordPortal image: A lone...


SUNDAY 24. SEPTEMBER 2023


NASA’s First Asteroid Sample Has Landed, Now Secure in Clean Room

Portal origin URL: NASA’s First Asteroid Sample Has Landed, Now Secure in Clean RoomPortal origin nid: 489167Published: Sunday, September 24, 2023 - 17:00Featured (stick to top of list): noPortal text teaser: After years of anticipation and hard work by NASA’s OSIRIS-REx (Origins, Spectral Interpretation, Resource Identification and Security – Regolith Explorer)...


FRIDAY 22. SEPTEMBER 2023


Hubble Peers at Peculiar Galactic Pair

Portal origin URL: Hubble Peers at Peculiar Galactic Pair Portal origin nid: 489094Published: Friday, September 22, 2023 - 07:00Featured (stick to top of list): noPortal text teaser: This image taken using the NASA/ESA Hubble Space Telescope’s Advanced Camera for Surveys (ACS) shows Arp 107, a celestial object that includes a pair of galaxies in the midst of a...


THURSDAY 21. SEPTEMBER 2023


NASA Invites Public to Share Excitement of Asteroid Sample Return

Portal origin URL: NASA Invites Public to Share Excitement of Asteroid Sample ReturnPortal origin nid: 489097Published: Thursday, September 21, 2023 - 13:38Featured (stick to top of list): noPortal text teaser: NASA is inviting the public to take part in virtual activities ahead of the OSIRIS-REx (Origins, Spectral Interpretation, Resource Identification, and...

Growing Yeast on the Moon to Study Radiation Risks to Human Explorers

PROJECT Lunar Explorer Instrument for space biology Applications (LEIA) SNAPSHOT An autonomous microfluidic culturing system with CubeSat heritage teams up with two state-of-the-art radiation detectors to measure how biology responds to the radiation and reduced gravity environment on the lunar surface. A LEIA card stack: a fluidic card with microwells for yeast growth, sandwiched by...


WEDNESDAY 20. SEPTEMBER 2023


Sungrazer Project Volunteer Turned Professional Wins the Harold C. Urey Prize

This tiny white dot was the first comet discovered by then-teenager Quanzhi Ye in 2005, looking at images from the LASCO C3 telescope on the joint ESA-NASA SOHO spacecraft. Credit: ESA/NASA/NRL. Image processing by Karl Battams. In 2005, high school student Quanzhi Ye reported the discovery of a tiny "sungrazing" comet via the NASA-funded Sungrazer Citizen Science Project. It was the...


TUESDAY 19. SEPTEMBER 2023


Venus on Earth: NASA’s VERITAS Science Team Studies Volcanic Iceland

Portal origin URL: Venus on Earth: NASA’s VERITAS Science Team Studies Volcanic IcelandPortal origin nid: 489066Published: Tuesday, September 19, 2023 - 14:15Featured (stick to top of list): noPortal text teaser: The JPL-led international team used the island as a stand-in for Venus to test radar technologies that will help uncover the planet’s ground truth.Portal...

Water-Watching Satellite Monitors Warming Ocean off California Coast

Portal origin URL: Water-Watching Satellite Monitors Warming Ocean off California CoastPortal origin nid: 489065Published: Tuesday, September 19, 2023 - 13:16Featured (stick to top of list): noPortal text teaser: The international Surface Water and Ocean Topography mission is able to measure ocean features, like El Niño, closer to a coastline than previous space-based...