The first batch of data from the Dark Energy Spectroscopic Instrument is now available for researchers to explore. Taken during the experiment's 'survey validation' phase, the data include distant ...

Time-series data comes from monitoring changes over time. It’s not a new idea. Changes in rainfall patterns and stock performance figures have been tracked for hundreds of years. Before computers, ...

When a star is born or dies, or when any other very energetic phenomenon occurs in the universe, it emits X-rays, which are high-energy light particles that aren’t visible to the naked eye. These ...

DESI making observations in the night sky. The Rochester group has been part of DESI since 2017, with members having played key roles in commissioning and operating ...

Researchers have assembled the most detailed view to date of how dark energy has shaped the cosmos, using six years of deep-sky observations. Drawing from the Dark Energy Survey (DES), scientists ...

The nearly 30-year-old Hubble Space telescope continues to deliver outstanding data to astronomers. Now, NASA says that data Hubble has been gathering over the years could challenge what we thought we ...