This Is the First-Ever Photo of a Black Hole
The Event Horizon Telescope project unveiled the first-ever photo of a black hole on Wednesday, more than 100 years since Albert Einstein theorized their existence.
A Japanese Probe Bombed an Asteroid For the First Time in History
Hayabusa2 was launched with a five-gram bullet and an explosive, both meant for the Ryugu asteroid 200 million miles from Earth.
ISS Astronauts Reflect on 15 Years of Continuous Human Presence in Space
The milestone is an achievement for both discovery and diplomacy.
NASA Can't Legally Claim a Rover Prototype That Was Sold to an Alabama Scrapyard
"Unless he decides to give it to us, there’s nothing we can do."
SpaceX Says There's 'Not a Lot of Effort' Going into Satellite Internet Plan
SpaceX's president says it might be impossible for the company to compete with Comcast and Time Warner.
Microbes from Human Skin Have Colonized the ISS
That’s one small step for a microbe, one giant leap for microbe-kind.
Astronomers Find the Most Massive Overlapping Star System Ever
Some like it hot. As in “40,000 degrees Celsius” hot.
Why Is a Russian Military Satellite Creeping on Foreign Comm Satellites?
Ever since it was launched last year, the Luch satellite has been getting uncomfortably close to commercial communications satellites.
Why Astronauts Are Stuck on a Two-Day Trip to the Space Station
The fast track to outer space is temporarily out of service.
What You Need to Know About Kepler-452b, the Most Earthlike Planet Yet
The new planet enjoys “substantial opportunity for life to arise, should all the necessary ingredients and conditions for life exist on this planet.”
Move Over, Mars: Saturn’s Moon Titan Is Surprisingly Earth-Like
Titan may be an outer solar system world, but it has inner solar system cred.
This 'Crater' Might Actually Be an Ancient Martian Supervolcano
New images from the ESA give us a few more clues about what caused the massive impression.