Once in space, the Comet Interceptor will travel to the Sun-Earth Lagrange point L2 (just like Ariel), meaning 932,000 miles ...

How do we know 3I/ATLAS, also called comet C/2025 N1 (ATLAS), is interstellar? Will it strike Earth? Can we visit it? Here ...

It was the a quiet summer for the Washington Capitals. We now look at the Capitals free agency signings and grade each of ...

The third object known to have entered the Solar System from interstellar space has an origin unlike either of its ...

It's another meteoric rise for what's called the largest piece of Mars on Earth. The 54-pound rock fetched nearly $5.3 ...

The meteorite was discovered in Niger in November 2023 and is 70% larger than the next biggest piece of Mars recovered on ...

Find out when, where, and how to watch the best celestial show of the year, the 2025 Perseids Meteor Shower, despite the moon ...

How does a 15-kilometer-wide comet, moving at 152,000 miles per hour, slip into our solar system undetected until a global ...

In this week’s edition of The Prototype, we look at new advances in fusion power, how the new budget bill undermines clean ...

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

Those bound to the gravity well of a larger object have e values between zero (perfectly circular) and fractionally below 1 ...

There's a new interstellar comet in the neighborhood! Known as 3I/ATLAS, this comet poses no threat to Earth – but it does ...