An enormous gamma-ray burst from a dying star was the most powerful recorded, scientists have said.
The sound wave frequency was increased quadrillions of times so humans can hear it.
Claims on Reddit suggest the largest meteorite to have ever hit earth's has already been discovered.
The incredible picture of our closest spiral galactic neighbor was taken by Brennan Gilmore in Virginia.
By studying a quarter of a million stars before they expanded into red giants, astronomers have revolutionized our picture of how the Milky Way was formed.
The bubbles, which extend over 36,000 light-years, are being driven by energetic outflows from its supermassive black hole.
Scientists believe the area, known as the Central Molecular Zone, could shed light on the origins of cosmic rays that bombard Earth.
The duel between the galaxies, 22 million light-years from Earth, resembles a violent encounter in the Milky Way's distant past that could have shaped it.
The possible Saturn-sized planet was detected in the galaxy Messier 51, 28 million light-years from Earth, making it the most distant exoplanet ever found.
The galaxy was spotted by the Hubble Space Telescope as a distorted double image called Hamilton's Object, caused by a ripple in space created by dark matter.
Scientists think a flash of light from a distant galaxy may have just been light reflected by rocket debris.
Astronomers spent hundreds of hours peering into the interstellar medium—the vast collection of gas and dust permeating the space in between stars.
The never-before-seen astronomical objects were found by scientists in Australia.
The 200 stars appear to have come from a merger between the Milky Way and a dwarf galaxy long ago.
One suggestion is the star collapsed into a black hole without producing a supernova—a phenomenon that has never been identified in such a large star before.
Determining the abundance of Earth-like planets is one of the major goals of planetary science.
Researchers say determining intelligence across the galaxy could give clues to our own fate.
R5519 is thought to have formed through a collision with a "victim" galaxy about three billion years after the Big Bang.
"It seems that an important part of the Milky Way's stellar mass was formed due to the interactions with Sagittarius and wouldn't exist otherwise," scientist Carme Gallart said.
A newly discovered fast radio burst from within our galaxy confirms an exotic form of neutron star as one possible source of the highly energetic transmissions.
The black hole forms part of a triple star system known as HR 6819, which can be seen without binoculars or telescopes from the southern hemisphere on a dark, clear night.
The fast radio burst appears to have come from a galactic magnetar and has been described as a "breakthrough" for the research field.
Researchers identified the minor planets beyond the orbit of Neptune.
Temperatures on the day side of the planet—which perpetually faces its star—are hot enough to vaporize iron.
Researchers have long debated the cause of this warping, and several hypotheses have been proposed to explain it.
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"I was pretty excited. Coming into the internship, it would be hard to say that I expected to find a planet," Wolf Cukier said.
One planet, known as Proxima b, has already been detected around the star.
Betelgeuse a nearby red supergiant star which is up to 20 times more massive than our sun.