Solar System

Astronomers using the Subaru Telescope have discovered a strange new body in a weird orbit at the edge of the solar system, which could be bad news for Planet Nine theories.

Sotheby's in New York City auctioned off a giant chunk of Mars found in Africa. It sold for $4.3 million.

"Our work is a new piece of evidence that suggests that Mars was once a much more complex and active planet than it is now."

A massive filament eruption carved a 250,000-mile-long "canyon of fire" into the sun — and sent a CME sailing into space.

The largest Mars rock on Earth will soon be auctioned off in NYC, and could sell for at least $2 million.

Since then, a multitude of spacecraft have rocketed Marsward from a variety of nations.

NASA has released remarkable video captured during the Parker Solar Probe's record-breaking 2024 flyby, offering the closest views of the sun ever recorded.

Scientists have found that Uranus emits its own internal heat, contradicting data from NASA's Voyager 2 probe nearly four decades ago.

"Can humanity enjoy the benefits of both asteroid and lunar mining without compromise, or do we have to choose one at the expense of the other?"

Astrophotographer Philippe Tosi captured explosive Ellerman bombs on the sun's surface as an active sunspot turned toward Earth.