interstellar objects

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.