A distant gas giant the size of 10 Jupiters is now the first planet outside Earth's solar system to be mapped in three ...

NASA has confirmed that interstellar comet 3I/ATLAS safely passed Earth without any deviation from its predicted trajectory, ...

An interstellar comet that originated outside our solar system just flew by the sun. Next, the object will fly by Earth in ...

Interstellar comet 3I/ATLAS captivated astronomers with its dramatic passage near the Sun, brightening significantly due to ...

Interstellar comet 3I/ATLAS reaches perihelion hidden from Earth's view. Learn why NASA and ESA spacecraft have a front-row ...

While most scientists believe it’s a natural comet, one Harvard astronomer has suggested its unusual features could hint at ...

Study discovered that Chiron, a small icy world between Saturn and Uranus, is forming rings. This shows how small worlds ...

While 3I/ATLAS is getting all the attention, there are a number of other comets visible through telescopes and binoculars in ...

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

Manhattan-sized comet 3I/ATLAS — which scientists suspect could have extraterrestrial origins — will reach its closest ...

I/Atlas continues to head toward Earth, reaching a close distance to our sun. Here's what to know about the online discord ...

The comet could be older than our solar system. The comet is also distinct because nickel vapor was detected in the gas ...