It defied the odds to discover thousands of planets.
The Very Large Telescope got new adaptive optics technology.
An 'Oumuamua by any other name would still be as fascinating.
You can't see it—but Hubble can.
It could help us learn more about how stars and planets form
They grow up so fast
Short answer: It depends who you ask
Close encounters of the stellar kind
Scientists aren't just jerking you around—this is about something more than your childhood nostalgia
And he thinks the upcoming flyby will prove it
How skeptical should we be, and how will we find out if this mystery planet is really out there?
Short answer: Because we changed the definition of the word “planet” to better fit its meaning.
It could be something even cooler.
Starving stars are more common than intelligent life
Countdown: 45 years left until 'First Contact'
When NASA's OSIRIS REx probe launches on Sept. 8, it will be carrying this innovative tool
55 million light years away
Two holes in one!
Earth isn't flat, but this strange world might be.
An unprecedented cosmic observation.
Welcome to Ceres
Megapixels: When lava boldly flows.