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Astronomy Apr 15, 2024

Rubin observatory will reveal dark matter's ghostly disruptions of stellar streams

Glittering threads of stars around the Milky Way may hold answers to one of our biggest questions about the universe: what is dark matter? With images taken through six different color filters mounted to the largest camera ...

Astronomy Apr 3, 2024

SLAC completes construction of the largest digital camera ever built for astronomy

After two decades of work, scientists and engineers at the Department of Energy's SLAC National Accelerator Laboratory and their collaborators are celebrating the completion of the Legacy Survey of Space and Time (LSST) Camera.

Astronomy Mar 12, 2024

Dark Energy Camera captures remains of a massive star that exploded nearly 11,000 years ago in huge gigapixel image

This colorful web of wispy gas filaments is the Vela Supernova Remnant, an expanding nebula of cosmic debris left over from a massive star that exploded about 11,000 years ago. Located around 800 light-years away in the constellation ...

Astronomy Mar 11, 2024

More precise understanding of dark energy achieved using AI

A UCL-led research team has used artificial intelligence (AI) techniques to infer the influence and properties of dark energy more precisely from a map of dark and visible matter in the universe covering the last 7 billion ...

Astronomy Feb 22, 2024

New measurement of cosmic distances in the dark energy survey gives clues about the nature of dark energy

We now have a standard model of cosmology, the current version of the Big Bang theory. Although it has proved very successful, its consequences are staggering. We know only 5% of the content of the universe, which is normal ...

Astronomy Jan 31, 2024

Astronomers in Chile to scour universe with car-sized mega camera

Surrounded by the desert mountains and clear blue sky of northern Chile, astronomers from the Vera C. Rubin Observatory hope to revolutionize the study of the universe by affixing the world's largest-ever digital camera to ...

Space Exploration Dec 5, 2023

Europa clipper could help discover if Jupiter's moon is habitable

Since 1979, when the Voyager probes flew past Jupiter and its system of moons, scientists have speculated about the possibility of life within Europa. Based on planetary modeling, Europa is believed to be differentiated between ...

Astronomy Nov 1, 2023

Vera Rubin Observatory could find up to 70 interstellar objects a year

Astronomers have discovered two known interstellar objects (ISO), 'Oumuamua and 21/Borisov. But there could be thousands of these objects passing through the solar system at any time. According to a new paper, the upcoming ...

Astronomy Sep 29, 2023

Testing, testing, testing: How researchers make sure the LSST Camera is the best it can be

Building the world's largest digital camera ever made for astronomy, the Vera C. Rubin Observatory's Legacy Survey of Space and Time Camera, is no simple taskā€”that much is obvious.

Astronomy Sep 28, 2023

DECam captures the stunning layers of shell galaxy NGC 3923 and nearby gravitational lensing

Much like humans, galaxies are shaped by the environment in which they form. While no two are exactly alike, they can be divided into three main types: spiral, elliptical and irregular. Of these types, elliptical galaxies ...

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