Space & Physics
NASA's Dawn Mission Spies Ice Volcanoes on Ceres
"Cryovolcanism" and other curious features mark the dwarf planet as a surprisingly active and complex world
Stories by SPACE.com
Space & Physics
SpaceX Falcon 9 Rocket Explodes on Launch Pad in Florida
A massive smoke cloud billows from Cape Canaveral
Space & Physics
Mysterious Star Signal Stokes SETI Hopes, but Could Be Earthly
Scientists are investigating a signal from 94 light-years away that could have been created by aliens, but more likely results from an Earth-orbiting satellite or other contamination
Space & Physics
NASA’s Juno Transmits First Close Look at Jupiter
The spacecraft's closest-ever swoop over Jupiter's clouds offers a new view of the giant planet's north pole
Space & Physics
Mock Mars Explorers Emerge from Habitat to End Year of Isolation in Hawaii
Six “astronauts” spent 12 months in a dome or wearing space suits on a barren volcano
Space & Physics
Some “Goldilocks” Planets May Be Too Hot-Blooded for Life
A new study questions whether “habitable zone” planets can sweat off internal heat
Space & Physics
This Weird Galaxy Is 99.99 Percent Dark Matter
Astronomers say ultradiffuse or “fluffy” Dragonfly 44 shouldn’t be able to hold itself together with so few stars
Space & Physics
SpaceX Founder Set to Unveil Humans-to-Mars Plan in September
Challenges facing Elon Musk’s project include getting return-trip fuel from Martian resources
Space & Physics
Hibernating-Star Explosion Provides First Evidence of Nova Cycle
Evidence of additional mini outbursts leading up to the so-called classical nova provides the first direct evidence for the nova hibernation hypothesis, which suggests a cyclical evolution of such stars...
Space & Physics
NASA to Launch Asteroid-Sampling Mission in 3 Weeks
The OSIRIS-REx spacecraft is expected to return a pristine sample of the potentially hazardous space rock Bennu to Earth in September 2023
Space & Physics
A Sixth Success! SpaceX Again Lands Rocket on a Ship at Sea
The private spaceflight company has landed its Falcon 9 rocket for the sixth time in the last eight months
Space & Physics
NASA’s 2020 Rover Will Carry Microphones to Mars
For the first time, human beings will hear sounds from the Red Planet's surface
Space & Physics
Astronomers Watch as Io’s Atmosphere Collapses
Jupiter's shadow makes this volcanic moon's atmosphere freeze solid once per day
Space & Physics
Private Company Cleared for Moon Landing in 2017
Government approves robot mission for Moon Express, which wants to mine our satellite
Space & Physics
Rosetta Mission Confirms Comets’ Antiquity
A new study of cometary geology shows the objects are relics from the primordial solar system
Space & Physics
Is Earth Safe from Asteroid Bennu?
NASA's OSIRIS-REx mission will reveal just how threatening this near-Earth asteroid could be
Space & Physics
Jupiter’s Great Red Spot May Broil Planet's Atmosphere
Hottest temperatures ever seen on the planet found above the gigantic storm
Space & Physics
Giant Mountains on Venus May Help Explain Bizarre Clouds
4,500-meter range pushes watery clouds upward in the strange “Fountain of Aphrodite” phenomenon
Space & Physics
Dark Matter Stays Dark
The most sensitive search yet for the mystery substance draws a blank after 20 months
Space & Physics
2 Newfound Alien Planets May Be Capable of Supporting Life
One is likely 10 percent warmer than Earth, the other 6 percent cooler
