NASA’s James Webb Space Telescope has recorded another amazing achievement. Scientists announced Tuesday that the telescope ...

While the events observed around Sgr A* are dramatic, this black hole is not as active as some at the center of other ...

The space telescope Gaia has created the largest three-dimensional map of the Milky Way ever. On January 15, 2025, Gaia shut ...

A new image from the Hubble Space Telescope shows a cosmic cloudscape, with clouds of dust and gas swirling in beautiful colors.

The Hubble Space Telescope has been used to determine the mass of white dwarf star LAWD 37. It is "56 percent the mass of our Sun," according to NASA/ESA. Credit: NASA, ESA, P. McGill (Univ. of ...

See the iconic Pillars of Creation in this 3D visualization created from James Webb and Hubble Space Telescope data. Credits Producer Greg Bacon (STScI), Frank Summers (STScI), NASA's Universe of ...

Like its mythological namesake, the Phoenix Cluster burns with blisteringly hot gas, which cools to birth stars. The James ...

This breakthrough builds on more than a decade of research using NASA’s Chandra X-ray Observatory and Hubble Space Telescope, along with several powerful ground-based observatories.

Trans-Neptunian objects (TNOs) are icy bodies that vary widely in size, from large dwarf planets like Pluto and Eris—each ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

Researchers using NASA’s James Webb Space Telescope have finally solved the mystery of how a massive galaxy cluster is ...