The startup is fueling its rocket engines with liquid methane. Credit: Interstellar Technologies Amid stables for 1,400 dairy cows, a tanker truck empties its load: a liquid stream of manure that ...

The mystery behind the famous 1977 “Wow!” signal has gained renewed attention after a Harvard astronomer proposed that the newly observed interstellar object 3I/ATLAS may be linked to the event. The ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...

The third interstellar object ever detected in the solar system will make a close approach to Mars, giving the opportunity for spacecraft and orbiters around the red planet to capture the interstellar ...

A mysterious comet flying through our solar system may be doing more than just passing by—it could help explain how giant planets like Jupiter are born. At a major planetary science conference in ...

The National Aeronautics and Space Administration has confirmed an interstellar object is passing through our solar system. The object is a comet hailing from the direction of the constellation ...

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Here’s what you’ll learn in this story: ⁠Extraterrestrial meteorites might be of interstellar origin for a few reasons. They may have unusual compositions, be crystals that formed earlier than our sun ...

Astronomers have been fascinated after spotting an object earlier this year that came from interstellar space as is now hurtling through our inner solar system. Regardless, it’s an interesting visitor ...

A striking new image of the strange interstellar object 3I/ATLAS has revealed it is growing a tail, offering more proof that it is a comet visiting our Solar System. The suspected comet, discovered on ...

The interstellar object ‘Oumuamua, the first object to pass through our solar system from another star, is actually a comet, scientists say. See how they know here. Credit: ESA/Hubble, ESO, NASA, ESA, ...

The Manhattan-sized interstellar object rocketing through Earth’s inner solar system is covered by a cloud of carbon dioxide, a characteristic that shocked experts, according to an analysis of brand ...