interstellar objects

Astrophysicist and Harvard professor Avi Loeb is convinced that a meteor that crashed into the ocean years ago may have been alien in origin.

Aquatic Aliens

"An absolute travesty."

Experts Puzzled by Harvard Scientist Looking for Alien Wreckage in Ocean

Getting a closer look at interstellar rock 'Oumuamua could forever change the way we understand the universe around us, scientists argue.

Catching Up

It would take around 26 years.

Scientists Propose Mission to Catch Up With Mysterious Interstellar Object

In a new book, Harvard astronomer Avi Loeb argues that interstellar space rock 'Oumuamua could be an alien probe sent to us by an advanced civilization.

Loeb Love

"The realization that we are not alone will have dramatic implications for our goals on Earth and our aspirations for space."

Harvard Astronomer Argues That Aliens Visited Us in 2017

Harvard astrophysics professor Avi Loeb called on the scientific community to search not just for mysterious radio signals, but for alien probes as well.

Loeb Strikes Again

An interstellar object could be a "message in a bottle."

Harvard Astronomer Says We Should Hunt for Alien Probes

A team of MIT researchers are suggesting that we could use a "dynamic orbital slingshot" to get an unprecedented up-and-close look at interstellar objects.

Going Interstellar

An MIT plan would fling spacecraft toward interstellar visitors — before they careen out of our star system forever.

NASA Wants to Chase Interstellar Objects With "Orbital Slingshot"

Researchers say new observational equipment could help spot hundreds more interstellar visitors, like 'Oumuamua, every year.