Earth’s gravity has a lot to do with what people think is up and what is down. Things fall down toward the ground, but that ...

Add Yahoo as a preferred source to see more of our stories on Google. NASA's Psyche orbiter looked back and snapped a photo of Earth with the moon on its way to the asteroid Psyche in 2029. - NASA / ...

Analysis reveals what appears to be a channel of hot, low-density plasma stretching out from our solar system toward distant ...

Astronomers believe they have uncovered evidence of a previously unknown ninth planet lurking in the not-too-distant reaches of the solar system. This hypothetical world, dubbed "Planet Y," could be ...

The interstellar comet 3I/ATLAS is leaving our solar system for good. Here's what to know about its journey and NASA's ...

Samples from Ryugu, a small, near-Earth asteroid, preserve natural remanent magnetization (NRM) from the early history of the solar system. However, despite multiple studies, there is currently no ...

Jupiter, the largest planet in the solar system, may have been responsible for a mysterious age gap in the early solar system's planet building blocks. Credit: NASA / JPL-Caltech / SwRI / MSSS / Tanya ...

Interstellar comet 3I/ATLAS made its closest approach to Earth on Friday, Dec. 19. The comet will pass within about 170 million miles of our planet and poses no danger. While not visible to the naked ...