What to expect from the newfound Comet Swan: An observer’s guide
Here's an observers' guide to the newly discovered Comet 2025 F2 (SWAN), which is visible in northern skies right now.
Trump administration’s NOAA layoffs affected the space weather service that tracks solar storms
Experts share why Trump-mandated cuts to the NOAA's Space Weather Prediction Center share is a big deal.
China’s Chang’e 6 lunar samples suggest our moon is debris from an ancient Earth impact
Analysis of samples brought back from the farside of the Moon by the Chang'e 6 mission have found the water content of the lunar farside mantle is much more depleted compared to the nearside.
Newly discovered Comet C/2025 F2 (SWAN) captured in stunning photo blazing across UK skies
The striking Comet C/2025 F2 (SWAN) photograph was captured by astrophotographer Josh Dury at 4:50 a.m. local time on April 9.
We now know the shape of notorious asteroid 2024 YR4 that dominated headlines recently — it’s probably ‘suburban,’ too
Asteroid 2024 YR4, once a potential Earth threat, likely originated from the main asteroid belt's central region, a surprising origin for Earth-crossing space rocks, a new study finds.
South Korea is converting an abandoned coal mine into a moon exploration testing ground
South Korea conducted a test inside the former Hamtae mine in late March, deploying prototype moon rovers equipped with tech that could be used in space mining.
A day on Uranus is actually longer than we thought, Hubble Telescope reveals
A fresh analysis of a decade's worth of Hubble Space Telescope observations shows Uranus takes 17 hours, 14 minutes and 52 seconds to complete a full rotation — 28 seconds longer than the estimate provided by NASA's Voyager 2 spacecraft nearly 40 years ago.
‘Major disruption’ has caused Arctic polar vortex to slide off North Pole, scientists say
A sudden stratospheric warming event reversed the winds that make up the northern polar vortex on March 9. A new animation shows the vortex also moved away from the Arctic towards Europe.
North America is ‘dripping’ down into Earth’s mantle, scientists discover
Seismic mapping of North America has revealed that an ancient slab of crust buried beneath the Midwest is causing the crust above it to "drip" and suck down rocks from across the continent.
How bacteria could help build and maintain cities on the moon
The bacteria, Sporosarcina pasteurii, is able to make calcium carbonate that can act as a sealant to fix bricks made from lunar regolith.