How do we power missions in the outer reaches of our solar system and beyond? The solution, developed in the '60s, can last ...

Giant Exoplanets in HR 8799 System Likely Formed Like Jupiter and Saturn The first exoplanet was discovered in the 1990s, but ...

I n this city, sourdough is as much a part of life as analyzing fog patterns, and "Who makes the best croissant?" is a ...

Have you ever heard of—or even seen—red lightning? These are not animated characters but real atmospheric phenomena known as ...

New images of the infant universe captured by the Atacama Cosmology Telescope (ACT) are the most precise "baby pictures" to ...

New research by the Atacama Cosmology Telescope (ACT) collaboration has produced the clearest images yet of the universe's ...

The James Webb Space Telescope has captured its first direct images of carbon dioxide in a planet outside the solar system in HR 8799, a multiplanet system 130 light-years away that has long been a ...

Four small, newly discovered worlds are less than six light-years away from Earth, and their discovery reinforces a ...

Cosmic microwave background data support cosmology’s standard model but retain a mystery about the universe’s expansion rate.