Keep your eye on the ball” is a motto for many athletes—and for astronomers trying to find Earth-threatening space rocks ...

On a blackboard, she has sketched an equation she thought up to estimate ... or rogue planets that don’t orbit any star but just wander about in space. In fact, we didn’t know for sure that ...

Among the roughly 10 billion white dwarf stars in the Milky Way galaxy, a greater number than previously expected could ...

Last year, astronomers discovered an unusual Earth-size exoplanet they believe has a hemisphere of molten lava, with its ...

To find a planet on an orbit similar to our own, Kepler would have to monitor the star for several years to confirm that the dips repeated. Scaled up, that meant that Kepler needed to watch one ...

How is it possible for the ISS to stay in orbit? Learn more about the science behind orbiting Earth and more in this NASA "STEMonstrations" video. Credit: NASA Johnson Space Center ...

A super-Earth that completes its orbit in 18 hours, possibly covered in a molten lava ocean due to its extreme heat.

"Our GhostRiders captured the beauty of our home planet during another Earth orbit burn." Firefly Aerospace's Blue Ghost moon lander caught haunting images of Earth while preparing to make its way ...

The three-stage, 167-foot-tall (50.9 meters) GSLV succeeded in its mission, delivering a satellite called NVS-02 to geostationary transfer orbit about 19 minutes after liftoff. NVS-02 is the ...

The Indian Space Research Organisation successfully launched a second-generation navigation satellite, NVS-02, into a geosynchronous transfer orbit using a GSLV rocket in its 100th launch from ...

Rather, it was a cherry-red Tesla Roadster. Why, you might reasonably ask, is a convertible car traveling through orbit? As some spaceflight enthusiasts may recall, the Tesla vehicle was launched ...