'Halloween comet' breaks apart after nearing sun
Scientists called this comet a true "sungrazer" because it passed within 1% of Earth's distance to the Sun.
Geomagnetic Storm Watch issued after strong flare erupts from Sun
Aurora lights are possible in some parts of the U.S. on Monday.
NASA astronaut released from hospital after 'medical issue' during splashdown
The SpaceX Dragon crew members completed a 235-day mission, 232 days of which were spent aboard the International Space Station conducting scientific research.
NASA SpaceX Crew-8: 1 astronaut remains in hospital after ‘medical issue’
One of the SpaceX Crew-8 astronauts remains in stable condition at the hospital but no additional information was released to protect their medical privacy, NASA said.
Time is running out to see Comet Tsuchinshan-ATLAS before it disappears for possibly forever
The comet made its first documented pass by Earth this month and is likely to disappear from our night sky for 80,000 years -- that is, if it survives its voyage around the solar system.
Trio of meteor showers to light up night sky in November
The Leonids and Southern and Northern Taurids meteor showers each reach their peaks sometime throughout November.
Microbial life may exist in Martian frozen water pools, study finds
Although evidence of life on Mars hasn’t yet been discovered during any of NASA's robotic missions, scientists believe it could be a different story in small pools of water under the surface.
Orionid meteor shower peaks this weekend: When and where to look up
Skygazers in both the Northern and Southern Hemispheres will be able to see the Orionids, weather permitting.
Photos: Hunter's Moon shines brightest Thursday night in Supermoon spectacular
A Supermoon is gracing our skies on Thursday night, and it's going to be a showstopper. The Hunter's Moon, the largest full moon of the year, will shine brightest after sunset.
Rare comet lights up the sky, won't return for 80,000 years
A rare comet that won’t be seen for another 80,000 years is visible in the night sky through part of October.
Hunter’s Moon rising this week will be brightest Supermoon of the year
Look up this week - the moon is set to appear full most nights. Here's why.
Most anticipated comet of the year makes closest approach to Earth this weekend
Comet Tsuchinshan-Atlas made its closest pass to Earth this weekend, but weather permitting, it should be visible to the naked eye until the end of October. Here's what to know.
Watch magical moment man proposes under dreamy purple aurora
The geomagnetic storm this week helped make the aurora incredibly vibrant, and brought Northern Light displays to much of the northern U.S.
'Severe' geomagnetic storm could blow power grid with satellite, radio blackouts possible during Milton
A severe geomagnetic storm is forecast at the same time Hurricane Milton is forecast to strike Florida.
Rare Tsuchinshan-Atlas comet should now be visible: Here's how to see it
"It'll be this fuzzy circle with a long tail stretching away from it."
Strongest solar flare in 7 years could lead to communication blackouts on Earth
The X9.0 flare takes the crown from the previous strongest flare of Solar Cycle 25, which was an X8.7 flare on May 14.
Massive solar flare could trigger auroras this week: Will you be able to see it?
A massive solar flare could trigger auroras in the coming days. Here are the chances of seeing them in the United States.
Watch: 'Comet of a century' puts on beautiful show while zooming by Earth
Astronomers said Comet Tsuchinshan-ATLAS reached perihelion, its closest point to the Sun, on Sept. 27 and will spin back around for another visit to Earth's neighborhood. On or before Oct. 12 will be the next chance to see the celestial show.
NASA: Black hole’s Death Star-like beam appears to make stars explode
The beam of light is 3,000 light years long and is traveling through space at almost the speed of light.
Stuck NASA astronauts welcome SpaceX capsule that'll bring them home next year
The capsule arrived with two astronauts, half the normal number, and two empty seats for Butch Wilmore and Suni Williams.