Why do all planets in our solar system orbit the Sun the same way? This documentary unravels the cosmic forces, from the ...

Perihelion for 3I/ATLAS takes place on Oct. 30, when the interstellar interloper will be 1.35 astronomical units (125 million ...

Explore 7 mysterious and interesting facts about the Moon, including its origin, water presence, orbit, size, and potential ...

Mercury currently appears as a bright "evening star" in the southwestern sky at sunset. Mercury will reach its greatest ...

Modern astronomy is giving us unprecedented views of the asteroids, comets, and other small bodies that litter our cosmic ...

Harvard astronomer Avi Loeb has argued at length that 3I/ATLAS — the third-ever interstellar object ever detected, currently ...

No, NASA didn’t confirm a second moon, but scientists did discover something else that’s been traveling with Earth for ...

As 3I/ATLAS moved closer to the Sun, it raised doubts about whether it’s following a natural path or performing an Oberth Maneuver ...

Harvesting solar energy in orbit and beaming it down to Earth is a decades-old idea. Now, a raft of companies say they could ...

Interstellar comet 3I/ATLAS is making a rare visit to our solar system, reaching perihelion near Mars' orbit on October 30, ...

It's largely agreed that the moon was created around 4.5 billion years ago when a protoplanet collided with early molten ...

Learn how many suns exist in the Milky Way and how to understand how many sun-like stars are out there could help us ...