ULA's new Vulcan Centaur rocket launches on 2nd test flight (video)
United Launch Alliance's new Vulcan Centaur rocket just launched on its second-ever mission, a key test flight that keeps it on track for certification by the U.S. Space Force.
World Space Week 2024: How space technology arms scientists fighting climate change
World Space Week 2024 features events centered on "Space & Climate Change," to celebrate the transformative impact of space technology in the ongoing battle against climate change.
James Webb Space Telescope finds supernova 'Hope' that could finally resolve major astronomy debate
The James Webb Space Telescope has observed a distant cosmic explosion that erupted in the early universe called "supernova Hope" that could help resolve lingering "Hubble trouble."
The next solar eclipse will be a partial eclipse in March 2025. Here's what you need to know.
It'll be about six months before skywatchers are treated to another solar eclipse — during which only part of the sun will be obscured from view.
How to watch ULA's 2nd-ever Vulcan Centaur rocket launch on Oct. 4
United Launch Alliance is set to launch the second test flight of its Vulcan Centaur rocket on Friday morning (Oct. 4), and you can watch the action live online.
Curiosity Mars rover's wheels are more battered than ever — but they still work
The latest photo of Curiosity's wheels shows new — but not debilitating — damage.
Can you see Earth's new 'mini-moon' with the naked eye?
On Sunday, Sept. 29, Earth captured a new "mini-moon" called 2024 PT5. The bus-size asteroid is expected to orbit our planet for 57 days, but is too small to be visible to amateur skywatchers.
BepiColombo spacecraft's flyby of Mercury begins unraveling the planet's magnetic mystery
The secrets of Mercury's strange magnetic bubble are gradually being unlocked by the BepiColombo spacecraft as it makes its rapid flybys of the world.
Biggest solar flare since 2017 erupts from sun and Earth is in the firing line (video)
On Oct. 3, the sun released the most powerful solar flare this solar cycle, a colossal X9.05 eruption — and it's heading for Earth.
In photos: Annular solar eclipse 2024 delights with stunning 'ring of fire' display
On Oct. 2, an annular solar eclipse turned the sun into an impressive "ring of fire." Here are some of the best photos of the dramatic display.
First moonwalker Neil Armstrong's speech notes posted online by Purdue
Neil Armstrong is perhaps best known for saying 12 words on July 20, 1969: "That's one small step for a man, one giant leap for mankind." But there's more to his record, as his alma mater can attest.
Top 'safety risk' for the ISS is a leak that has been ongoing for 5 years, NASA audit finds
The ISS has been dealing with a leak in its Russian segment since 2019. As NASA and Roscosmos work to solve it, a new report says the leak is a primary 'safety risk' to operations.
How mass extinctions can help scientists find complex alien life
The history of life on Earth offers clues to aid the search for complex life elsewhere in the cosmos.
Annular solar eclipse 2024 wows skywatchers with 'ring of fire' over Easter Island & South America (videos, photos)
On Wednesday (Oct. 2), an annular eclipse swept over the Pacific Ocean, Chile, and Argentina, wowing skywatchers who were on hand to catch the "ring of fire" in all of its glory.
ULA's Vulcan Centaur rocket is 'go' for 2nd-ever launch on Oct. 4
United Launch Alliance's new Vulcan Centaur rocket is 'go' for its second-ever liftoff, a test flight scheduled to launch on Friday morning (Oct. 4).
Sun unleashes monster X7.1 flare that could supercharge Earth auroras (video)
Just when we thought the sun was taking a bit of a break, the sunspot AR3842 fired off two powerful solar flares, including a monster X7.1.
NASA shuts off Voyager 2 science instrument as power dwindles
NASA has turned off one of Voyager 2's science instruments as power conservation becomes crucial for the interstellar exploring spacecraft located 12.8 billion miles from home.
October's new moon will bring us a spectacular 'ring of fire' eclipse
October's new moon will occur today (Oct. 2) and create a dazzling annular solar eclipse.
Did a NASA telescope detect cosmic 'hot dogs' or Dyson spheres?
The potential detection of "Dyson spheres" indicating advanced alien civilizations may actually be supermassive black hole powerful galaxies obscured by dusty shrouds called "hot DOGs."
'I think it was hard not to watch that rocket lift off without thinking, that's my rocket and that's my crew.' How the NASA astronauts bumped from SpaceX's Crew-9 watched their ride launch without them
NASA astronauts Zena Cardman and Stephanie Wilson were expected to launch on SpaceX's Crew-9 mission on Sept. 28. Still on Earth, they spoke about how they're feeling.