The core of Jupiter, the largest planet in our solar system, has long been a source of mystery for astronomers: an object so unfathomably dense and hot that it defies comprehension. Conventional ...

The interstellar object dubbed 3I/ATLAS has been fascinating astronomers since its discovery in early July. The object, generally believed to be a comet, is screaming through the solar system at ...

Astronomers recently discovered a rare interstellar object passing through our solar system, and a Harvard physicist is sounding the alarm that its strange characteristics might indicate it’s more ...

A Harvard physicist who sounded the alarm earlier this month about a rare interstellar object passing through our solar system — suggesting it might be more than a comet — now says it could even be a ...

A massive comet traveling through the solar system is much larger than previously thought and could be a remnant of alien technology, a scientist claims in a new report. 3I/ATLAS was first identified ...

A comet known as 3I/ATLAS made news in July when it was confirmed to have originated outside Earth's solar system. One infamous theory even posited that the interstellar interloper, estimated to be ...

A mysterious object, 3I/ATLAS, is passing through our solar system. Renowned astronomer Avi Loeb believes it might be alien technology. Its size, composition, and trajectory are unusual. Upcoming ...

"We study cometary bodies because they act as time capsules, sealing in material from their formation billions of years ago." ...

Rep. Anna Paulina Luna and Harvard Scientist Avi Loeb are calling for NASA to monitor the Manhattan-sized interstellar object 3I/ATLAS as it passes the sun on Halloween Eve to ensure it does not drop ...

An interstellar visitor to our solar system known as 3I/ATLAS has captivated the public for months, and it's not hard to see why. But for scientists around the world, the discovery that 3I/ATLAS is ...