Scientists have been working on ways to find new worlds far from Earth, and this strange method theorized decades ago has ...

It's very likely (in fact, it's practically certain) that planets exist outside of our galaxy -- we just haven't been able to detect them yet. Our closest galactic neighbor, Andromeda, is ...

Astrophysicists have detected multiple planets outside of our own galaxy that are as small as our Moon and as massive as Jupiter. Skip to content. All Sections. Subscribe Now. 74°F.

But this week, researchers announced that a technique they proposed may have turned up the first indication of a planet in another galaxy. The data was sitting in the archives of a couple of X-ray ...

While researchers have found more than 4,000 planets in our own galaxy, this is the first time anyone has found what could be a planet that exists outside the Milky Way.

Video above: NASA spacecraft will visit eight asteroidsScientists may have detected signs of a planet transiting a star outside of the Milky Way, in what could be the first planet ever to be ...

Astronomers may have found a planet in the Whirlpool Galaxy. If so it's the first planet seen to transit a star outside of the Milky Way—and it may represent a new way to find "extroplanets." ...

Astronomers may have discovered a planet in a distant galaxy. Astronomers identified the possible exoplanet, M51-ULS-1b, because its transit blocked X-ray radiation from the remnant of a dead star ...

This newly discovered possible exoplanet in the Whirlpool Galaxy would be about 28 million light-years away. Skip to content. ... NASA discovers first possible planet outside our galaxy.

Video above: NASA spacecraft will visit eight asteroidsScientists may have detected signs of a planet transiting a star outside of the Milky Way, in what could be the first planet ever to be ...

Video above: NASA spacecraft will visit eight asteroidsScientists may have detected signs of a planet transiting a star outside of the Milky Way, in what could be the first planet ever to be ...

The possible exoplanet was discovered in the Whirlpool Galaxy — the spiral galaxy Messier 51 (M51) — by NASA's Chandra X-ray Observatory, NASA said in a press release on Monday. An exoplanet ...