While millions will watch the August 21 total solar eclipse from the ground, International Space Station crew will have an amazing view high from overhead.
Saturn keeps its secrets as NASA's Cassini spacecraft heads towards its September grand finale.
Six Sprites, "the world's smallest spacecraft" have entered low-Earth orbit, a small milestone for Breakthrough Starshot's plan for interstellar voyage.
The European Space Agency switched off its groundbreaking LISA Pathfinder mission this week.
Russia's first crowd-funded satellite, named Mayak (Russian for "beacon of light"), promises to be the “brightest object in the night sky next to the Moon.”
Researchers are figuring out how to use a nature-inspired "gecko gripper" technology to solve the mounting problem of space debris.
A recent NASA study outlines possible dedicated missions to the "ice giant" planets Uranus and Neptune that might leave Earth as early as 2030.
Following the release of the 2018 budget, the space agency has ordered an “orderly closeout” for the Asteroid Redirect program.
China's Hard X-ray Modulation Telescope (HXMT) headed to orbit this past weekend.
Xenon measured by the European Space Agency's Rosetta spacecraft has shed light on a long-standing mystery about the role comets played in Earth's formation.
On June 3rd, two dozen teams of observers in South America and South Africa tried to learn something about distant 2014 MU69, which New Horizons will visit in early 2019.
A Moon-orbiting camera briefly shuddered — then got back to work — when it was hit by a tiny bit of space rock no bigger than a pinhead.
The European Space Agency has released its investigation into the crash of the Schiaparelli Mars lander in October 2016.
The Psyche mission to asteroid 16 Psyche had its launch date pushed up — and will now arrive well before originally planned.
From its dynamic atmosphere to its hidden depths, the Juno spacecraft has Jupiter as never before — surprising NASA scientists with unexpected complexity.
In just a month, teams will guide this 300-pound, 6-foot-tall humanoid robot in a series of simulated trials as part of NASA’s Space Robotics Challenge.
The Grand Finale is underway, as NASA's Cassini spacecraft sails through a clear gap between Saturn and its rings.
Cassini's Grand Finale has begun, as the spacecraft threaded the needle between Saturn and its rings, following several fantastic moon passes and a final glance back at Earth.
LISA Pathfinder, the technology testbed mission for a future gravitational-wave detector, turns out to be a surprisingly good micrometeoroid hunter.
Planetary scientists think the Sun may inadvertently create a transitory, tenuous atmosphere around the dwarf planet Ceres — and in an unexpected way.
NASA’s MAVEN mission has confirmed that the solar wind stripped the Red Planet of its atmosphere.
The strange bright deposits inside Occator crater on Ceres are probably from cryovolcanic eruptions that are much younger than the crater itself.
SpaceX's surprise announcement envisions humans traveling beyond low-Earth orbit and to the Moon at the end of 2018.
The Dawn spacecraft has detected organic compounds on the dwarf planet Ceres.
Three possible landing sites are now in the running for the U.S. space agency's next Mars rover.