Scientists studying the distant object known as Ultima Thule are revising ideas about its shape after examining the latest images downlinked to Earth. The pictures, taken by the New Horizons probe ...

"Pink and orange filamentary clouds swarm around in this picture, resembling the ghostly shadow ... Earth's horizon in a ...

A new picture returned from Nasa's New Horizons spacecraft ... Tuesday's close flyby confirms it. New Horizons encountered Ultima 6.5 billion km from Earth. The event set a record for the most ...

Earth is a rather special ... TESS, seen here prior to launch, is NASA’s prime tool for hunting down exoplanets. It works by looking for the characteristic shadow of planets passing in front ...

lay below the sensible horizon, marked by the white horizontal line in the photograph," NASA officials wrote in a description of the flight. "The Earth's curvature explains this phenomenon ...

In a bold collaboration, NASA has brought together the powerful ... with Hubble observing Uranus from its low-Earth orbit, ...

A century from now, NASA’s successful flyby of Pluto ... reliable to navigate and command spacecraft from Earth. Meanwhile, the New Horizons mission continues. A billion miles beyond Pluto ...

It's a new image of the horizon of Mars, snapped by NASA's Odyssey orbiter as it looped ... of the International Space ...

Data from the New Year's Day flyby will continue to arrive over the next weeks and months, with much higher resolution images yet to come, said NASA. "In the coming months, New Horizons will transmit ...

The original project, which went live for the last total solar eclipse in the U.S. in 2017, saw 55 balloons livestream the moon's shadow moving across the Earth to 600 million people on NASA TV.

Though the nearly full moon will likely outshine some of these speedy meteors, you may still be able to catch a glimpse of ...

when the moon passes through the earth's shadow, we get a red moon, not a vanishing one. So what's going on? To figure it out, let's take a quick trip to the lunar surface. This is a NASA ...