While its star projector leaves a lot to be desired, the Science Can Solar System Planetary Projector is a fantastic educational tool for kids, with its solar system model, complete with talking ...

The official number of exoplanets—planets outside our solar system—tracked by NASA has reached 6,000. Confirmed planets are added to the count on a rolling basis by scientists from around the world, ...

Hubble observations reveal a giant, turbulent planet-forming disk that may reshape theories of how planetary systems develop.

Add Yahoo as a preferred source to see more of our stories on Google. Digital art of distant planet - Dottedhippo/Getty Images On August 24, 2006, our solar system lost a planet. It wasn't by ...

Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby sun-like star, providing a precious peek into the dawn of our own solar system. It’s an unprecedented ...

From dazzling Jupiter high in the evening sky to elusive Mercury low at sunset, February 2026 offers one of the year's best ...

New infrared observations reveal that the rare interstellar visitor known as comet 3I/ATLAS has dramatically brightened ...

Stargazers can see six planets all in one evening during the second month of the year, especially Mercury, which is usually ...

Gas giants are large planets mostly composed of helium and/or hydrogen. Although these planets have dense cores, they don't ...

With a lot of talk about space recently, have you ever wondered which are the hottest planets in the solar system? You'd think the closer you are to the sun, the hotter they must be. Now that's mostly ...