Astronomers have spotted a quasi-moon near Earth — and the small space rock has likely been hanging out near our planet unseen by telescopes for about 60 years, ...

“All signs were pointing to the Sun going into a prolonged phase of low activity,” said Jamie Jasinski, study lead author and ...

Astronomers say that mysterious interstellar visitors like 'Oumuamua and 3I/ATLAS are the most common large bodies in the ...

Three celestial bodies will meet up for one night in September in a cosmic conjunction that should be widely visible in the ...

A team of scientists has investigated how Earth’s twin became so inhospitable, and whether the same will happen to our planet ...

These eight shows didn’t just entertain—they planted seeds of curiosity, empathy, and wonder. They blurred the line between ...

Early Earth lacked life’s essentials until a collision with Theia added them. This chance event made life possible. After the ...

The pilots will have five chances to snag the capsule in midair. Military pilots were unavailable for a mission that required ...

But over the summer, 3I/ATLAS, has plunged toward the inner solar system—and the fireworks show has begun in earnest. When ...

As the Trump administration grows increasingly hostile to renewable energy, we speak with acclaimed environmentalist Bill ...

On the Red Planet, aurorae glow green because the charged particles collide with oxygen atoms high above Mars. They may be ...

Samples retrieved from asteroid Ryugu indicate that it once had flowing water in far greater volumes than previously thought ...