Megan Gannon

With new data from the European Gaia spacecraft, astronomers can now explore 1.8 billion cosmic objects in unparalleled detail.

European and Russian space leaders have decided to postpone the launch of the ExoMars rover until 2022 due to issues with its parachutes and electronic equipment.

Hera would observe the effects of NASA's Double Asteroid Redirect Test.

A mock moon habitat trial is underway near the Matterhorn.

The first findings from the ExoMars orbiter show no signs of methane in Mars' atmosphere.

One of the worst cyclones to hit southern Africa left flooding that could be seen from space.

For the first time, an expedition climbed Fuji Dome in the interior of East Antarctica using a wind-blown vehicle.

The European MASCOT lander bounced down to the rocky surface of an asteroid last week.

The shock waves from Allied bombing raids during World War II briefly weakened the ionosphere.

NASA astronaut Jeanette Epps still doesn't know why she was removed from her first assignment to go to space.

Nearly 1.7 billion stars have been plotted in unprecedented detail with today's (April 25) highly anticipated release of data from the European Space Agency's Gaia spacecraft.

A new study investigates the dark zone that seems to be getting bigger on the western edge of the ice sheet.

Lettuce, cucumbers and radishes are among the first plants to be collected from the greenhouse.

The monster jet, bankrolled by Microsoft co-founder Paul Allen, is designed to bring satellites into orbit.

Planetary scientists have found that a warming Earth is speeding up storms.

Three scientists who were integral in detecting these so-called gravitational waves for the first time were awarded this year's Nobel Prize in physics this morning (Oct. 3).

Former NASA astronaut Frank Culbertson, who was in space on Sept. 11, 2001, reflects on witnessing the attacks from orbit years later.

The image of Albert Einstein sticking his tongue out is probably one of most ubiquitous (and memorable) photos of the Nobel Prize-winning physicist.

Space archaeologists want to understand the "microsociety" of astronauts aboard the International Space Station.

Some scientists believe Pluto's red "whale"-shaped region is the mark of a giant impact — the same one that produced Pluto's huge moon Charon.

A new weather satellite promises to deliver unprecedented data on Earth's lightning, and it has already captured its first spectacular images of storms from space.

Planetary scientists gathered in Berlin Monday (Nov. 14) in an effort to build support for a NASA-European Space Agency asteroid-deflection mission called AIDA.

The European Space Agency lost contact with its ExoMars Schiaparelli lander less than a minute before it was supposed to land on Mars, scientists say.

The European Space Agency's ExoMars lander is set to touch down on the Red Planet tomorrow. Here's what to expect.