The Sciences
Bad News for Terraforming: Mars's Atmosphere Is Lost in Space
New data from NASA's MAVEN mission reveals most of the Red Planet's atmosphere was stripped away
Space Exploration1439 articles archived since 1845
Space & Physics
International Space Station Is 15 Years Old: First Commander Remembers
NASA astronaut Bill Shepherd recalls leading the first mission to the space station on November 2, 2000
An Augmented Reality Planetarium: Take the Universe with You (Review)
A review of "universe2go"—an augmented reality planetarium
Space & Physics
"Halloween Asteroid" Will Fly Near Earth Saturday
Asteroid TB145 will make a near pass of our planet, offering astronomers a chance for an up-close radar view of its surface
The Sciences
Rosetta Sniffs Oxygen around Comet 67P
The presence of the gas could have implications for theories of the early solar system
The Moons of Pluto
Pluto's small moons are revealed in the latest image data and analysis from New Horizons' historic encounter—these may be the best view humanity ever gets of these distant objects
The Sciences
NASA Probe to Dive Through Saturn Moon's Icy Plume
The Cassini spacecraft will zoom just 50 kilometers above Enceladus at about 1 P.M. EDT on October 28
To Mars via Hawaii
Scientists begin yearlong Red Planet simulation at Mauna Loa
The Sciences
NASA Eyes Torpedo Tech as an Alternative to Nuclear Batteries
The U.S.’s measly stockpile of plutonium is barely adequate for missions planned for the next decade
Space & Physics
20 Years on, the Future Is Bright for Exoplanet Science
Astronomers have now confirmed the existence of nearly 2,000 planets beyond our own solar system
Cassini Reveals That Enceladus Is Embraced by a Web of Cracks
The Cassini mission's third-from-last flyby of the icy moon Enceladus reveals that a highly complex network of thin cracks covering the surface extend all the way into the northern polar region...
Space & Physics
Pluto's Geology Is Unlike Any Other
First published findings from NASA’s New Horizons mission lay out the dwarf planet’s wildly varying terrain
The Sciences
Pluto Mission Targets Next Kuiper Belt Object
Alan Stern, principal investigator of NASA’s New Horizons Mission, explains that with Pluto in the rearview mirror, the spacecraft will continue on to a smaller Kuiper Belt body ...
Space & Physics
Pluto's Peculiarities Revealed in New Photos [Slide Show]
High-resolution images trickling in from NASA’s New Horizons mission showcase the distant dot’s curious qualities
Space & Physics
Light from Universe’s First Stars Spotted in Hubble Photos
Astronomers have detected faint light that dates from shortly after the big bang
Technology
'Martian' Astronaut Would Get Cancer if Mission Were Real, Author Says
No extant technology exists to protect a traveler from the potentially deadly doses of radiation on Mars
Space & Physics
Human Missions to Mars Will Look Completely Different from The Martian
The blockbuster film’s futuristic vision of interplanetary exploration could soon be out of date
Space & Physics
How Our View of Mars Has Changed from Lush Oasis to Arid Desert
Once thought of as a lush alien world teeming with life and later dismissed as an arid, desolate orb, the Red Planet’s salty, liquid water just might aid in the search for extraterrestrial life...
Space & Physics
NASA Considers New Robotic Missions to Venus and Asteroids
Proposals include a hunt for near-Earth objects, a dive into Venus’s atmosphere and a voyage the metallic core of a protoplanet
Space & Physics
NASA Drops Partnership with Private Asteroid Hunt
Space agency pulls support for Sentinel mission as decision on rival nears
