The universe's galaxies have long fascinated scientists, and this discovery is proof of the space's unending mystery. NASA released breathtaking images of galaxy pair Arp142, nicknamed the Penguin and ...

Harvard astrophysicist Avi Loeb is urging NASA to release high-resolution images of 3I/ATLAS that he says were taken Oct. 2. Loeb has said the interstellar object could be alien tech, rather than a ...