James Webb Space Telescope

2 articles

Split image comparing a distant exoplanet K2-18b with potential biosignatures to a Martian rock sample with more convincing signs of life.

Scientists detect potential signs of life on distant exoplanet

Despite headlines celebrating the detection of dimethyl sulfide on the distant exoplanet K2-18b, a recent survey reveals astrobiologists are actually more persuaded by potential biosignatures found in

David Grossman·June 6, 2026

The James Webb Space Telescope capturing images of thousands of massive and dense star clusters within a distant, strongly lensed galaxy.

Cosmos & Space

Webb telescope studies thousands of nearby star clusters

In a distant, strongly lensed galaxy, the James Webb Space Telescope has uncovered 'Firefly Sparkle' — 10 star clusters so massive and dense they exceed anything seen in our own Milky Way.

David Grossman·May 23, 2026