What does the Milky Way Weigh?
By studying the movements of orbiting clusters of stars, astronomers have measured the mass of the Milky Way.
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By studying the movements of orbiting clusters of stars, astronomers have measured the mass of the Milky Way.
Curling snow drifts are magnified by the terrain around the 1,400 mile Dnieper River, flowing from Russia to the Black Sea.
The revolutionary Solar Electric Propulsion System (SEPS), will provide the engine power behind the BepiColombo mission to Mercury, scheduled to launch on 20 October.
This glittering Star Cluster is the globular cluster NGC 1898, which lies toward the center of the Large Magellanic Cloud.
Take a look at this impressive 3D map of 400,000 stars located within 10,000 light-years from the Sun.
Ice losses from Antarctica have tripled since 2012, and the mechanism behind the ice sheet’s regrowth, probably won’t work fast enough causing seas to rise.
Here’s how it works the special made ESA Airbus A310 zero-g plane.
Dark Energy Survey reveals most accurate measurement of dark matter structure in the universe.
The final chapter in a remarkable mission of exploration and discovery, Cassini’s Grand Finale is in many ways like a brand new mission.
Hubble captures brilliant star death in “Rotten Egg” nebula