Simpson and Chen ran mathematical models looking at how differently sized Earth-like worlds would have affected the rest of ...

This year, a rare planetary parade will feature six planets aligning in a line, including Venus, Jupiter, Saturn, Mars, ...

In the sky, Enaiposha is one of the most researched exoplanets. Discovered in 2009, it has a mass and radius that placed it ...

For a few brief evenings around February 28, every planet in our solar system will be visible at once, with Mercury making a ...

The case of mistaken identity was quickly resolved, but astronomers say it shows the need for transparency around craft in ...

ESA's groundbreaking Proba-3 mission has successfully initiated its formation-flying phase, with two spacecraft now set to ...

Scientists have discovered a new type of planetary collision called “kiss-and-capture,” where Pluto and proto-Charon briefly connected and spun together before separating into their current orbital ...

Though 2025 won't mark the return of astronauts into deep space as NASA had hoped, launchpads still will be scorching-hot from a procession of robotic spacecraft attempting to land on the moon . How ...

Comet ATLAS (C/2024 G3) came within 8.3 million miles of the sun on January 13 as it reached its perihelion, and is now disintegrating.

Saturn’s rings, imaged here by NASA’s Cassini orbiter, are one of the solar system’s most reliably spectacular sights. But ...

Angry Astronaut and Nextbigfuture commenter are making the case that SpaceX and Elon Musk must switch to nuclear thermal rockets to colonize Mars. I will ...

Emily Simpson, a passionate space enthusiast and recent Florida Tech graduate, has published groundbreaking research that imagines an alternate version of our solar system. Instead of the asteroid ...