This Solar System Research Project Science activity includes printable planet research templates and fact sheets that help students explore the Sun, Moon, planets, and important facts about our solar ...

Our solar system and galaxy were the first objects of study for what was going on in the universe. Among the various celestial bodies, we count Neptune, a gaseous planet less well known than others, ...

Planets without stars to orbit raise important questions about how planets evolve and what habitability might look like across the cosmos.

Could black holes have planets? New research says yes, they could. New simulations suggest massive planets could form in the ...

Our solar system is a smashing success. A new study suggests that from its earliest period — even before the last of its nebular gas had been consumed — Earth’s solar system and its planets looked ...

Learn how Pluto nearly kept its planet status in a proposed 12-planet Solar System as its demotion marks its 20th anniversary. Eight days before Pluto lost its planetary status, it appeared ready to ...

The milestone highlights the accelerating rate of discoveries, just over three decades since the first exoplanets were found. The official number of exoplanets — planets outside our solar system — ...

The number of confirmed planets outside of our solar system—known as exoplanets—has risen to 6,000, NASA has said. There is huge variety across these distant worlds, the space agency says, with ...