Weighing in at 0.6 solar mass, HOPS-315 should someday grow to become a star much like our own sun; this makes it a promising stand-in for studying the first stages of our solar system’s history. For ...

"This discovery was partly serendipity! But, we believe there are many more such opportunities hidden in Hubble data." ...

The Hubble Space Telescope has captured the best picture yet of a high-speed comet visiting our solar system from another ...

The James Webb Space Telescope has detected a possible gas giant the size of Saturn in the stellar system nearest our own ...

James Webb Space Telescope marks its third anniversary with a stunning image of the Cat’s Paw Nebula, revealing young stars shaping their cosmic environment.

An artist’s illustration of the Nancy Grace Roman Space Telescope once deployed into orbit. Credit: NASA Peering back in time ...

Supernovas, kilonovas, gamma-ray bursts... oh my! The Nancy Grace Roman Space Telescope will uncover 100,000 of these explosions and many more powerful and violent cosmic events.

Alpha Centauri A, four light-years from Earth, may host a gas giant. If confirmed, no Earthlike planets orbit in the star’s habitable zone.

“Firefly Sparkle,” a galaxy that existed about 600 million years after the big bang, has been imaged by the James Webb Space Telescope. The "galaxy is gleaming with star clusters," according ...

NASA’s Roman Space Telescope is set to embark on a deep-sky survey that could capture nearly 100,000 cosmic explosions, shedding light on everything from dark energy to black hole physics. Its ...

Hubble Space Telescope imagery Neptune has revealed that the planet's clouds are disappearing. Credit: NASA Goddard Space Flight Center Supreme Court Rules 8-1, Jackson Becomes Sole Dissenter ...

The James Webb Space Telescope has captured an amazing view of interacting galaxies Arp 142. Arp 142 consists of a distorted spiral galaxy known as “the Penguin” and a compact elliptical ...