News tagged with dark matter

Hubble and Gaia accurately weigh the Milky Way

In a striking example of multi-mission astronomy, measurements from the NASA/ESA Hubble Space Telescope and the ESA Gaia mission have been combined to improve the estimate of the mass of our home galaxy the Milky Way: 1.5 ...

dateMar 07, 2019 in Astronomy
shares741 comments 7

Finding dark matter in the dark

Dark matter is the mysterious material that holds the Universe together, yet no one has seen it; or heard, smelled, tasted or touched it either.

dateMar 07, 2019 in Astronomy
shares74 comments 84

CERN lab on the hunt for dark matter

Europe's physics lab CERN on Tuesday said it was planning a new experiment to look for particles associated with dark matter which is believed to make up some 27 percent of the universe.

dateMar 05, 2019 in General Physics
shares1598 comments 64

Where is the universe hiding its missing mass?

Astronomers have spent decades looking for something that sounds like it would be hard to miss: about a third of the "normal" matter in the Universe. New results from NASA's Chandra X-ray Observatory may have helped them ...

dateFeb 15, 2019 in Astronomy
shares1412 comments 753

Mapping historical changes in dark matter

Combining Einstein's theory of relativity with one of the most powerful telescopes in the world has helped an international team of researchers measure where and how dark matter structures grow in the universe. Their analysis ...

dateFeb 13, 2019 in Astronomy
shares71 comments 19

Team puts forth ideas on the nature of dark matter

Dark energy and dark matter comprise 96 percent of the total mass of the universe. Two main hypotheses about the nature of dark matter are presently debated. One posits that dark matter consists of massive compact halo objects; ...

dateFeb 06, 2019 in Astronomy
shares180 comments 5