For centuries, humans have gazed into the night sky, wondering what lies beyond the planets we know. Each new discovery in the Solar System reshapes our sense of place in the cosmos. Now, astronomers ...

A team of scientists at the Southwest Research Institute, using photography commissioned from NASA's James Webb Space Telescope, have discovered a previously unknown moon in our solar system that's in ...

Somewhere at the edge of the solar system a new Earth-sized world might be lurking, dubbed Planet Y. Astronomers have long proposed that there might be hidden planets beyond the Kuiper belt, a region ...

Scientists from the Southwest Research Institute have found strong evidence that near-Earth asteroids Bennu and Ryugu share a common origin with Polana, a much larger asteroid in the main belt. By ...

Blippi makes learning fun! And now he's hitting the road in a new series called "Blippi: The Ultimate Road Trip." Mellisa chats with Blippi about his new curious adventures.

A new image has revealed the clearest glimpse yet of an interstellar visitor zipping through our solar system.Video above: Astronomers discover how planets formThe Hubble Telescope and its Wide Field ...

Copyright 2025 The Associated Press. All Rights Reserved. Copyright 2025 The Associated Press. All Rights Reserved. Solar systems that plug into regular wall outlets ...

Mr. Ritter was the governor of Colorado from 2007 to 2011. Mr. O’Boyle is the acting policy director at Energy Innovation, a nonpartisan climate policy think tank. When Congress passed President Trump ...

The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and sunspots wax ...