Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...

When NASA released the first full-color images from the James Webb Space Telescope (JWST) in July 2022, even seasoned scientists were stunned. For many, one image stood out above the rest: an ...

In this mosaic image stretching 340 light-years across, Webb’s Near-Infrared Camera (NIRCam) displays the Tarantula Nebula star-forming region in a new light, including tens of thousands of ...

Two ways of measuring how fast the universe is expanding disagree, a puzzle known as the Hubble tension. Tiny magnetic fields ...

This image from the NASA/ESA/CSA James Webb Space Telescope revisits one of the most iconic regions of the sky, the Hubble Ultra Deep Field, through the eyes of two of Webb's instruments. The result ...

Welcome to the Tuesday Telescope. There is a little too much darkness in this world and not enough light—a little too much pseudoscience and not enough science. We'll let other publications offer you ...

The James Webb Space Telescope didn’t just peer deeper into space than ever before—it watched the universe actively stretching apart. Dark energy, that mysterious force comprising roughly 68% of ...

The joint NASA/European Space Agency/Canadian Space Agency James Webb Space Telescope recently observed the remnants of a dying star shedding its outer layers. The resulting colorful cloud is known as ...