Dark matter is putting the brakes on our Milky Way galaxy's spin By Daisy Dobrijevic The rotation of the Milky Way bar has slowed by almost a quarter since its formation.
Incredibly powerful megaflares from young stars are common, study shows By Meghan Bartels Young stars can release flares more powerful than our sun's largest on record once a week, according to a massive new analysis of stellar activity.
Pictures from space! Our image of the day By Space.com Staff The drought-stricken coffee-growing region in the Brazilian state of Minas Gerais captured in an false-color image taken by the European Sentinel-2 satellite.
Mystery solved? Dust cloud caused Betelgeuse star's weird dimming, study finds By Mike Wall Astronomers may have solved the mystery of Betelgeuse's bizarre brightness drop.
Does the moon rotate? By Nola Taylor Redd Yes, the moon rotates on its axis. The moon's rate of rotation nearly matches its orbital period, which keep the same side facing Earth.
Tantalizing Pluto views suggest active surface but won't be seen again for 161 years By Meghan Bartels For a brief moment in time in July 2018, the solar system aligned to show Earth the fully sunlit disk of Pluto, an arrangement that won't occur again for 161 years.
Rocket Lab wins contract to design twin Mars spacecraft for NASA By Mike Wall Rocket Lab has been awarded a contract to design the twin spacecraft for NASA's potential ESCAPADE Mars mission.
Space Chat with Space.com: Exploring black holes By Chelsea Gohd This Friday (June 18), Space Chat will explore black holes.
NASA asteroid-hunting satellite clears hurdle on path to 2026 launch By Mike Wall NASA has approved the Near-Earth Object Surveyor space telescope to move into "preliminary design," its next phase of development on the road to a planned liftoff in 2026.
Strange 'blinking' star near heart of Milky Way catches scientists' eyes By Meghan Bartels It's always a good sign when astronomers are blunt about the degree to which some observations have puzzled them.
Looking at the stars, or falling by the wayside? How astronomy is failing female scientists By Lisa Kewley It will take until at least 2080 before women make up just one-third of Australia's professional astronomers.
Mushrooms on Mars? 5 unproven claims that alien life exists By Gareth Dorrian A recent study claims to have found evidence for mushroom-like life forms on the surface of Mars.
How much energy can be created at one time? By Xuejian Wu How much energy can be created at one time without losing control?
Astronomers discover largest known spinning structures in the universe By Charles Q. Choi Tendrils of galaxies up to hundreds of millions of light-years long may be the largest spinning objects in the universe, a new study finds.
Hunks of oceanic crust are wedged inside Earth's mantle By Sarah Derouin Earth's middle layer is chunky, like peanuts in a sea of caramel.
NASA has just rejected missions to moons of Jupiter and Neptune. Here's what we would have found out. By Ashley Spindler It's been 30 years since NASA last visited Venus, with the Magellan orbiter in 1990.
Physicists harness atomic 'dark states' to store light By Ben Turner Physicists used optical tweezers to capture their gas clouds.
Earth's core is growing 'lopsided' and scientists don't know why By Brandon Specktor New seismic models show that Earth's inner core may be growing faster in the east than in the west, creating a 'lopsided' pattern at the center of our planet.
The top space stories of the week! By Doris Elin Urrutia These are the top space stories this week from Space.com.
