NASA has confirmed the detection of a colossal interstellar comet measuring up to 20 kilometers across as it speeds through ...

The search for life isn’t limited to distant exoplanets—some of the most promising candidates may be right here in our own ...

Alien planets are far away but extreme lasers on Earth are giving scientists a way to investigate what they're like.

One of them is about 4.2 light years away - more than a whopping 24 trillion miles from Earth! Find out more here.

When I was a teenager in the early 1980s, I realized the potential of using video games in education. The same high school ...

Like the lead character of “Project Hail Mary,” some scientists are proposing ways that life might exist beyond a star’s ...

Finding life beyond our solar system goes beyond measuring an exoplanet's size, as rocky, Earth-sized worlds might not have ...

Life on Earth is a precious thing, especially given what astronomers know about the visible universe. Although researchers ...

Out of the 6,000 known exoplanets, it's these rocky worlds that are most worthy of attention in the search for life beyond ...

While there’s no single accepted definition of life, scientists agree on some of the key clues. Gases like oxygen, carbon dioxide and methane in a planet’s atmosphere can serve as possible indicators ...

Exoplanet L98-59d, located far beyond our solar system, might not sound like someone’s dream destination. It likely has an ...

Astronomers have discovered an additional 100 new worlds in data collected by NASA's exoplanet-hunting spacecraft TESS, ...