NASA just bought the rights to four batches of future moon samples for the low, low price of $25,001.
It took 17 seconds for Arecibo's massive radio telescope to crumble. It will take much longer for the dust to settle.
With new data from the European Gaia spacecraft, astronomers can now explore 1.8 billion cosmic objects in unparalleled detail.
What if black holes aren't black holes at all, but rather the cosmic equivalent of fuzzy, vibrating balls of string?
The Martian underground may have been habitable billions of years ago even if the planet's surface was a dry, frigid wasteland.
A photo captured by amateur astronomer Alexander Krivenyshev shows two big sunspots on Earth's star.
Arecibo Observatory's massive radio telescope has collapsed; with it has gone a crucial tool in understanding asteroid risks to Earth — and it would take a serious government initiative to replace.
Colonists on Mars could one day generate fuel and oxygen from saltwater on the Red Planet, a new study finds.
Gut-wrenching pictures and video documented the beginning of the end for the Arecibo Observatory, one of the world's most iconic telescopes.
After two cable failures in the span of four months, Puerto Rico's most venerable astronomy facility has collapsed in an uncontrolled structural failure.
India plans to launch a new orbiter to Venus a year later than planned in 2024, according to media reports, although the country's space agency hasn't published an update to its website yet.
Ignorance may feel like bliss, but preparedness offers better odds of surviving what is to come. And when it comes to planetary defense, ignorance just became a bit more inevitable.
Astronomers have discovered a previously unknown galactic collision between the Milky Way and the mysterious 'Kraken galaxy.'