The Universe
What Is Spaghettification? Black Hole 'Sucking In' Star Seen by Scientists
Scientists spotted the star being ripped apart by a black hole millions of light-years from Earth.
Astronomers Are About to Make a Major Mystery Announcement
"Too much excitement!" wrote one Twitter user in reference to the upcoming announcement.
Supernova Explosions May Have Caused Mass Extinction 350 Million Years Ago
Supernovae are cataclysmic explosions that occur during the last evolutionary stages in the life of massive stars.
Stunning Image Shows Milky Way-like Galaxy's Vast X-shaped Magnetic Field
Astronomers detected rare and never-before-seen structures in the galaxy's magnetic field including a helix-shaped featured and two vast "superbubbles."
Incredible X-Ray Map of the Universe Like You've Never Seen It Before
"This all-sky image completely changes the way we look at the energetic universe," said researcher Peter Predehl.
Bizarre Exposed Core of Gas Giant Planet Discovered for First Time
"It's incredible to be able to make these kinds of discoveries," said researcher David Armstrong.
Flash From Black Hole Milky Way's Heart Lit up Vast Stream of Gas
"The flash was so powerful that it lit up the stream like a Christmas tree," said researcher Andrew Fox.
Highly Energetic Superflares Detected on Extremely Hot Stars
Superflares are explosions up to 10,000 times more energetic than the typical solar flares that our sun produces.
The Closest Black Hole to Earth Has Been Discovered by Scientists
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.
First Comprehensive Geological Map of the Moon Created by USGS
The map was put together using six regional maps made during the Apollo era, in combination with information collected during recent lunar missions.
Six-Planet Star System Discovered Where Worlds Orbit in Near-Perfect Rhythm
"This is comparable to several musicians beating distinct rhythms, yet who beat at the same time at the beginning of each bar," said researcher Nathan Hara.
NASA Astronaut Talks Fixing Hubble Ahead of Telescope's 30th Anniversary
"I think you can make an argument that it's the greatest scientific instrument ever built," Mike Massimino told Newsweek.
Winds of 1,500 MPH Recorded on 'Failed Star' 33 Light-Years Away
"While we have long been able to directly probe the winds of the bodies in our own solar system, we've had to conjecture what they're like in other kinds of bodies," researcher Peter Williams said.
Cannibal 'Umbrella Galaxy' That Ate Neighbor Revealed in Spectacular Pic
NGC 4651 is sometimes referred to as the "Umbrella Galaxy" due to a faint umbrella-shaped structure that surrounds it.
Over 100 Minor Planets Have Been Discovered at the Edge of the Solar System
Researchers identified the minor planets beyond the orbit of Neptune.
Iron Rain May Fall on This Scorching-Hot Exoplanet
Temperatures on the day side of the planet—which perpetually faces its star—are hot enough to vaporize iron.
Unusual White Dwarf Star With Never-before-seen Features Discovered
The star appears to have formed by the merging of two smaller white dwarfs.
Astronomers Spot Biggest Explosion in Universe Since Big Bang
"We've seen outbursts in the centers of galaxies before, but this one is really, really massive," researcher Melanie Johnston-Hollitt said.
Exoplanet Is 'Most Promising Candidate so Far' to Harbor Life: Scientists
"There is a reasonable chance that the planet hosts a large ocean underneath the atmosphere at pressures and temperatures similar to those in the Earth's oceans," researcher Nikku Madhusudhan said.
Spectacular Image of Planetary Nebula Created by Dying Star Captured
The hourglass-shaped object, known as CVMP 1, is one of the largest known planetary nebulae.
Tiny Star Emits Unusually Powerful X-Ray Flare
Scientists previously thought stars like these were not capable of such high-energy eruptions.
Planet That Orbits Its Star Every 18 Hours on Path of Destruction Found
The planet is located around 1,000 light-years from Earth and experiences average temperatures of more than 1,800 degrees Fahrenheit.
This Planet Is so Hot the Molecules in Its Own Atmosphere Get Ripped Apart
Surface temperatures on KELT-9b can reach up to 7,800 degrees Fahrenheit, making it the hottest known exoplanet.
China's Enormous Alien-Hunting Telescope Is Now Fully Operational
The telescope consists of a single dish, which has a diameter of around 1,640 feet.
Is Weird Dimming a Sign This Star Is About to Explode?
Betelgeuse a nearby red supergiant star which is up to 20 times more massive than our sun.
Secrets of Bizarre 'Cotton Candy' Exoplanets Revealed by Hubble Telescope
These planets are roughly the size of Jupiter, however, they are around a hundred times lighter.
NASA Captures Never-Before-Seen Magnetic Explosion on Surface of the Sun
The results could have significant implications for space weather prediction, particle physics experiments on Earth and our understanding of the sun's atmosphere.
Most Massive Black Hole in Local Universe With 40bn Solar Masses Found
"Imagine condensing two-thirds of the Milky Way—which has a stellar mass equivalent to 60 billion suns—into a black hole and you have what we measured," said researcher Roberto Saglia.
Scientists Have Captured a Close up View of Interstellar Comet 2l/Borisov
"It's humbling to realize how small Earth is next to this visitor from another solar system," said Pieter van Dokkum from Yale University.
Three Supermassive Black Holes Discovered at the Heart of One Galaxy
"Up until now, such a concentration of three supermassive black holes had never been discovered in the universe," Peter Weilbacher, from the Leibniz Institute for Astrophysics Potsdam, said.