The James Webb Space Telescope has captured new imagery of supernova remnant Cassiopeia A. It is 11,000 light-years away in ...

Such a dramatic cut to a flagship space telescope still in its prime will be felt across the mission's entire operations, ...

A stunning corner of the cosmos was recently revealed by the James ... Telescope was the first to discover HH 30. Now, Webb, the most powerful instrument of its kind ever put into orbit, has ...

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

and further observations will refine that orbit to give us a more precise understanding of its potential danger." The Webb Telescope launched Christmas Day in 2021 and made a splash seven months ...

On December 25, 2021, the largest and most powerful space telescope, the James Webb Space Telescope, was launched into space for $10 billion. A month later, it reached its goal in solar orbit at a ...

Dust moves through space. Comparison of two images taken in the mid-infrared by the James Webb Space Telescope of Wolf-Rayet 140, a system of dust shells ejected by two massive stars in an elongated ...

The bad news is that the likelihood of the asteroid striking the Earth has now risen slightly, but the good news is that astronomers are using tools like the James Webb Space Telescope to track it ...

Scientists at NASA for the first time have been able to observe the make up of Pluto and other small and icy celestial bodies ...

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