The OSIRIS-REx spacecraft's name has been changed to OSIRIS-APEX for its new mission to asteroid Apophis. See its journey to ...

The James Webb Space Telescope's (JWST) orbit is a bit strange. Unlike the legendary Hubble telescope, which circles Earth, JWST will orbit the sun. But as this animation from NASA's Goddard Space ...

Asteroid 2023 JF flew about 199,000 miles (320,000 km) away from Earth. It's estimated size is about 34 feet wide (10 meters) ...

After the rocket's liftoff, SpaceX's animation shows two of three Falcon 9 rocket boosters coming back to the space center for landing. CAPE CANAVERAL, Fla. -- A new animation released ahead of SpaceX ...

Black holes continue to amaze us for an endless number of reasons. The celestial objects are furious feasters of gas and they send ripples through the fabric of spacetime. Now, in another ...

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All planetary systems have this point, called a barycenter, where their mass is perfectly balanced. For some systems - like Pluto and its moon, Charon - the barycenter is outside the planet. See more ...

Astronomical phenomena tend to occur over timespans that dwarf our human scale—a galaxy changes over millions and billions of years, not decades. But a new timelapse of observations of a distant star ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...

CAPE CANAVERAL, Fla. -- A new animation released ahead of SpaceX's Falcon Heavy launch shows how it'll go from takeoff to orbit if all goes according to plan. Falcon Heavy will be the most powerful ...