The comet, discovered in July 2025, originated far beyond our Solar System and is thought to be around 7 billion years old - ...

The sun’s outer atmosphere resembles a pufferfish.

Long before humans walked the Earth, your solar system had a brush with two blazing blue stars that passed surprisingly close ...

Interstellar visitor 3I/ATLAS sparked alien probe theories, fueled by Harvard scientist Avi Loeb's suggestions. However, ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. This article was originally published at The Conversation. The publication contributed the ...

The newly identified cluster of Kuiper Belt objects lies about 4 billion miles from the Sun, offering fresh clues about how ...

Oh, we humans do love a cleanly defined boundary, don’t we? They make things easier, after all. If we’re trying to categorize something, knowing what labeled bin to put it in is handy. If we’re ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. To us everything seems normal. Our planet, blue and bursting ...

The solar system originated from a collapsing cloud of gas and dust approximately 4.5 billion years ago, with the Sun forming in the central region through nuclear fusion and the planets condensing ...

On Saturday (Jan. 10), for example, we will see three satellites on one side of Jupiter (going outward from the planet: Ganymede, Io and Europa ), while the fourth ( Callisto) remains all by itself on ...

Choosing the right solar battery size depends on how you use energy. The right setup boosts self consumption, cuts bills, and ...