Since Pluto was relegated to dwarf planet status, almost everyone has agreed that there are eight planets in our solar system ...

Asteroid ‘Families’ Reveal Hidden Histories and Impact Risks across the Solar System ...

The bold question-askers at What If explore the potential of an Alderson disk in our solar system. Watch: Jimmy Kimmel Returns to Late-Night TV After Four-Day Suspension ...

Scientists have discovered new information about the interstellar object nearing Earth which could reveal facts about the solar system it came from.

This illustration shows the creation of an asteroid family. Ejected fragments from catastrophic collisions of asteroids between Mars and Jupiter tend to follow similar orbits around the sun, allowing ...

Comets SWAN and Lemmon will both swing by Earth and appear bright in the sky near the end of October. Here’s how to see them.

The question of whether life exists beyond our solar system is one of those mysteries that humanity can’t quite let […] ...

A conjunction is an astronomical event in which at least two planets – or, in this case, other celestial bodies – appear to our vantage from Earth to be close together in the sky. Florida is home to ...

Astronomers discover asteroid 2025 PN7, earth's latest quasi-satellite, revealing insights into planetary dynamics and ...

A coronal mass ejection could knock out power and disrupt communication on Earth Dan Falk - Science Correspondent A coronal mass ejection erupts from the sun in 2013. NASA In August of 1859, ...

Hundreds of scientists and engineers, NASA leaders, lobbyists, congressional staffers and Senator Mark Kelly of Arizona are also discussing the search for ET. Surveilling alien worlds for signs of ...