The universe

The world's largest telescope continues to take shape on the Cerro Armazones mountain in Chile's Atacama Desert.

Not much, unless we're talking about spacecraft.

Resilience, a lunar lander built by Japanese company ispace, zoomed within a mere 5,220 miles (8,400 kilometers) of the moon on Feb. 14.

On the 95th anniversary of its discovery, Pluto remains one of the most beloved and enigmatic worlds in our solar system, whether you call it a planet or not.

Using the James Webb Space Telescope, astronomers have taken a detailed look at the supermassive black hole at the heart of the Milky Way, Sgr A*, finding it endlessly blowing bubbles.

Astronomers have discovered a powerful jet stream raging through the atmosphere of an ultra-hot Jupiter exoplanet ravaged by liquid iron rains.

New research suggests that dark energy isn't needed to explain the acceleration in the expansion of the universe — instead suggesting giant voids in space are creating an illusion.

Like its mythological namesake, the Phoenix Cluster burns with blisteringly hot gas, which cools to birth stars. The James Webb Space Telescope has now learned how this galaxy cluster does it.

Researchers discovered that Earth's inner core is surprisingly viscous.

A space-based telescope has captured new images of the sun that showcase one of our star's fiery outbursts — and Mercury is in the picture.