New Hubble data on the 3I/ATLAS interstellar comet points to it having a nucleus between 1,000 feet and 3.5 miles, speed at 130,000 mph.

Lawrence Livermore National Laboratory will have 13 months to develop a low-orbit telescope that will be part of a space ...

NASA's Hubble Space Telescope just captured an incredible image of an interstellar comet racing through the solar system. The shows an image of the comet - named 3I/ATLAS - travelling through the ...

The Trump administration is moving to shut down two NASA missions that monitor a potent greenhouse gas and plant health, potentially shutting off an important source of data for scientists, ...

Together, DART and Hera lay the foundations for future planetary protection missions. Focusing on asteroids that could pose harm to our planet, these missions require planning and execution at short ...

A seemingly ordinary white dwarf star, located just 130 light-years away, has revealed an extraordinary secret: it is the ...

Is it an alien spaceship or an ancient comet? That’s the question puzzling UFO enthusiasts, NASA, and the European Space ...

NASA’s Hubble Space Telescope has captured its most detailed image yet of interstellar comet 3I/ATLAS. The rare comet is ...

The Hubble Space Telescope has captured a stunning image of a high-speed comet traveling through our solar system. Scientists ...

Discovered last month by a telescope in Chile, the comet known as 3I-Atlas is only the third known interstellar object to ...

New images from the Hubble telescope show an extrasolar entity as it hurtles through our solar system at speeds of more than ...

NASA's Hubble Space Telescope got an up-close look at a headline-grabbing object known as 3I/ATLAS that has wandered into Earth's cosmic neighborhood.