How did the universe begin? A compact NASA space telescope that uses less power than a refrigerator is poised to chip away at ...

For a brief moment, it looked like asteroid 2024 YR4 had a real shot at hitting Earth in 2032. With its impact probability climbing to a record-breaking 3%, astronomers scrambled to refine its ...

The planet WASP-121b is extreme. It's a gas giant almost twice as big as Jupiter orbiting extremely close to its star–50 ...

Scientists mapped exoplanet WASP-121b’s atmosphere, revealing extreme winds and hidden metals. Iron and titanium appear ...

The megaphone-shaped spacecraft, called SPHEREx — short for Spectro-Photometer for the History of the Universe, Epoch of ...

For centuries, telescopes have relied oncurved glass lenses to bend light and bring the cosmos into focus. While effective, ...

A team of astronomers has uncovered the fastest planetary jetstream ever recorded, ripping across the equator of the giant ...

New observations of a small asteroid discovered in December have led astronomers to conclude that the chances of it striking Earth are almost zero, after earlier data had indicated a higher risk of a ...

SPHEREx is set to launch at Friday from California. Here are five things to know about NASA's latest advanced space telescope ...

NASA’s SPHEREx mission will survey the entire sky in 102 different “colors” of light, offering scientists an unprecedented ...

NASA's newest space telescope will scan the entire sky in a range of near-infrared wavelengths to help astronomers better ...

Using the European Southern Observatory's Very Large Telescope in Chile, astronomers have made detailed observations of the mysterious exoplanet ...