Dark matter, rather than pulsars, may be behind an excess of antimatter bombarding our planet
Complex chemistry in the dwarf planet’s upper atmosphere may explain one of its biggest mysteries
An interstellar space rock seen hurtling through the solar system now has a name
A campaign calls for the creation of a statue to recognize Félicette, the first cat to be sent into space.
The Earth-mass world orbits a dim, quiet star just 11 light-years away
The Martian author Andy Weir’s much-anticipated new novel Artemis takes place in and around an Earth colony overlooking the moon’s Sea of Tranquility
The InSight mission will take the planet’s temperature—and help prepare for eventual human exploration
A new mathematical model suggests planets interact with these structures in complex ways
Caleb Scharf, director of Columbia University’s Astrobiology Center talks about his latest book, The Zoomable Universe: An Epic Tour through Cosmic Scale, from Almost Everything to Almost Nothing, and the OSIRIS-REx space mission.
The agency’s Space Launch System is intended to take astronauts to the Moon and beyond
Sunday night is probably the best time to catch the celestial fireworks
Supernovas are thought to be the explosive deaths of stars. So what happens when one is found repeating?
Particle physicist Pauline Gagnon will discuss the importance of fundamental research to society during a live Webcast tonight at 7 P.M. Eastern time
SETI pioneer Jill Tarter and Berkeley researcher Dan Werthimer talk about how the discovery of nearby exoplanets is inspiring new efforts to gain info about these galactic neighbors.
Study suggests the internal ocean could remain warm for billions of years
Cold dust observed around Proxima Centauri suggests the presence of hidden worlds
A new, epic voyage through all known scales of reality charts the outer limits of existence, from the edge of the observable universe to the subatomic realm
New analyses allow scientists to measure stellar densities using orbiting planets
The Executive Secretary of the National Space Council discusses the Trump administration’s plans to “make America great again”—in space
The NASA-funded work compares MRIs before and after trips