A compact NASA space telescope that uses less power than a refrigerator is poised to chip away at that very large question.

New images from the Very Large Telescope (VLT) at the European Southern Observatory's (ESO) Paranal Observatory suggest that the galaxy, known as NGC 3640, may soon merge with a smaller galactic ...

Using the European Southern Observatory's Very Large Telescope in Chile, astronomers have made detailed observations of the mysterious exoplanet ...

New information is pushing Asteroid 2024 YR4 off of our front pages. Initial estimates gave it a 2.8% chance of striking ...

AS night falls on the Atacama desert in northern Chile, four giant telescopes turn their gaze towards the star-strewn ...

Recent observations have significantly lowered the impact risk of asteroid 2024 YR4 with Earth. Initially estimated with a 3% chance, new data from the European Southern Observatory shows the ...

Space agencies have systems in place to spot, track, and forecast the future orbits of potentially hazardous asteroids. NASA has a network of telescopes used to track near-Earth asteroids, like ...

Using the ESPRESSO instrument on ESO’s Very Large Telescope (VLT), scientists have been able to probe into its atmosphere, revealing its 3D structure and three distinct layers. Credit ...

The telescope may operate for 20 years ... The Sparkler is young and not very large, but it's studded with globular clusters that have a lot in common with the clusters still present in the ...

The opposite side is cool and always night. Because of its closeness to the star, a year on Tylos only lasts about 30 hours. Using the ESO's ESPRESSO instrument to combine the light of the four large ...

The U.S. space agency's SPHEREx space telescope is tentatively ... the distribution of galaxies on large scales all the way to the physics of inflation - is very powerful and very mind-boggling ...

"SPHEREx is a testament to doing big science with a small telescope." Earth will gain a ... These include why the large-scale structure of the universe appears as it does, how galaxies form ...