In clusters of galaxies there is a fraction of stars which wander off into intergalactic space because they are pulled out by huge tidal forces generated between the galaxies in the cluster. The light emitted by these stars ...
Astronomy
Dec 2, 2022
3
1838
An international team of scientists today released the largest near-infrared image ever taken by NASA's Hubble Space Telescope, enabling astronomers to map the star-forming regions of the universe and learn how the earliest, ...
Astronomy
Jun 6, 2022
0
364
As the Hubble Space Telescope celebrates 25 years in space this week, NASA and its international partners are building an even more powerful tool to look deeper into the universe than ever before.
Space Exploration
Apr 22, 2015
5
4376
Another NASA space telescope has shut down and halted science observations.
Astronomy
Oct 12, 2018
34
1625
Astronomers using data from the NASA/ESA Hubble Space Telescopes and other telescopes have performed an accurate census of the number of galaxies in the Universe. The group came to the surprising conclusion that there are ...
Astronomy
Oct 13, 2016
61
6591
As NASA's James Webb Space Telescope moves through the final phases of commissioning its science instruments, we have also begun working on technical operations of the observatory. While the telescope moves through space, ...
Space Exploration
May 20, 2022
43
1024
The center of this image from the NASA/ESA Hubble Space Telescope is framed by the tell-tale arcs that result from strong gravitational lensing, a striking astronomical phenomenon which can warp, magnify, or even duplicate ...
Astronomy
Jul 24, 2021
114
2602
The iconic image of the supermassive black hole at the center of M87—sometimes referred to as the "fuzzy, orange donut"—has gotten its first official makeover with the help of machine learning. The new image further exposes ...
Astronomy
Apr 13, 2023
13
1301
This image taken by the NASA/ESA Hubble Space Telescope revisits the Veil Nebula, which was featured in a previous Hubble image release. In this image, new processing techniques have been applied, bringing out fine details ...
Astronomy
Apr 2, 2021
3
5753
Completing a nearly 30-year marathon, NASA's Hubble Space Telescope has calibrated more than 40 "milepost markers" of space and time to help scientists precisely measure the expansion rate of the universe—a quest with a ...
Astronomy
May 19, 2022
9
1073
