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 ...

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." ...

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.

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.

Researchers identified the likely planetary candidate’s infrared light after blocking out its host star’s overwhelming glare ...

“We are very excited about this discovery. This is the first time anyone has discovered planets outside our galaxy,” said Oklahoma University professor Xinyu Dai, in a statement.

For the first time in history, astronomers believe they have found signs of a planet outside our galaxy. Around 28 million light-years away, a Saturn-sized planet in the spiral galaxy Messier 51 ...

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 ...

But all of those planets reside within our own Milky Way galaxy. Tiny and dim in comparison to stars, planets beyond our galaxy's boundaries are extremely difficult to spot.

The newly uncovered planet, minted M51-ULS-1b, resides in the Whirlpool galaxy, our Milky Way's neighbor, 28 million light-years from Earth. It orbits two hosts: a massive star, with a mass at ...

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.