Hubble Telescope Finds Most Distant Star Ever Seen

The Hubble Telescope has just located a star that's 12.9 billion light-years away. Find out why this discovery offers new insights into how our Universe began.

Webb Telescope Optics Meet Expectations

The James Webb Space Telescope team has announced that they've completed a key stage in deploying its primary mirror. Find out why NASA now confirms that the telescope's audaicious design will deliver on its demanding science goals.

James Webb Space Telescope Unfolds Its Mirror

The James Webb Space Telescope has now unfolded its sophisticated mirror system. Find out why its program manager called this “a remarkable feat for our team, NASA, and the world.”

Universe's Expansion Rate - Giant Elliptical Galaxy NGC 1453

Universe’s Expansion Rate Still Hard to Pin Down

The Universe’s expansion rate, the Hubble constant, is vital to understanding the Cosmos’ origin and fate. Discover how the latest technique for measuring the Hubble constant sheds new light on the past and future. (5:15 min read)

Super-Earth Planets Orbiting Red Dwarf Star

Super-Earth Planets: Red Dots Announce Latest Discovery

Super-Earth planets are planets between the size of Earth and Neptune. Find out about the research team called Red Dots and their planetary discoveries. (4:30 min read)