For a very long time, it was thought that the planets in our solar system represented the basic model of the universe. Rocky planets were found near the Sun, followed by gas giants further out from ...

Now, astronomers using the James Webb Space Telescope (JWST) are peering into other young stellar systems to catch similar ...

With the first images from the spacecraft now in hand, the team behind NASA's Star-Planet Activity Research CubeSat, or SPARCS, is ready to begin charting the energetic lives of the galaxy's most ...

Scientists have identified thousands of exoplanets beyond our solar system. Most are studied indirectly, yet research shows they range from rocky worlds and gas giants to water-rich planets and ...

Forbes contributors publish independent expert analyses and insights. I cover aerospace, astronomy & hosted The Cosmic Controversy Podcast. Sep 18, 2025, 09:28pm EDT Sep 18, 2025, 09:29pm EDT Four ...

The $4.3-billion Nancy Grace Roman Space Telescope lifted off shortly after daybreak aboard SpaceX's powerful Falcon Heavy ...

Astronomers have uncovered evidence of a rare second-generation planet orbiting a dead star, suggesting new worlds can form ...

Add Yahoo as a preferred source to see more of our stories on Google. Stargazers will soon have an opportunity to view six planets in alignment in the night sky, according to NASA. Mercury, Venus, ...

A pair of giant planets circling a star more than 1,100 light-years from Earth looks almost too bloated to be real. Each world is about the size of Jupiter. Yet both are far lighter than expected, ...