Alien Life | Page 10 of 11 | Astronomy.com

Alien Life, Exoplanets, Planets

Colorful life-form catalog will help discern if we’re alone

The Real Reality Show: Let’s Cut the UFO Crap

The SETI Institute is after alien signals. Assuming another world is beaming a 1-million-watt radio signal in our direction, how far away can that source be before the signal is lost in intergalactic noise?

Alien Life, Cosmology, Robotic Spaceflight

Jeff Hester: Life and the Universe

Alien Life, Exoplanets, Planets, Stars

Hunt for extraterrestrial life gets massive methane boost

The Real Reality Show: The Rock Life

Alien Life, Solar System, The Sun

The Real Reality Show: Our Sun’s Fate

The search for life

Web Extra: The hunt for extraterrestrials

Alien Life, Solar System

New study outlines “water world” theory of life’s origins

Alien Life, Solar System

Life on Earth may have come from out of this world

Alien Life, Exoplanets, Planets

New super-Earth detected within the habitable zone of a nearby cool star