We measure the “warmness” of the dark matter, i.e. the comoving root-mean-square thermal velocity v hrms (1) , with nearly 3000 spiral galaxy rotation curves in the ...

In this episode, Astronomy magazine Editor Emeritus Dave Eicher invites you to head out in the evening and observe the ...

One of those ground-based telescopes is the Rubin Observatory, named after famed astronomer Vera Rubin. Unlike other ...

Geographical rules apply. Astronomy James Webb Space Telescope reveals thick cosmic dust of Sagittarius B2, the most enormous star-forming cloud in the Milky Way — Space photo of the week Astronomy ...

Astronomers from the International Centre of Radio Astronomy Research (ICRAR) have released an incredible image of the Milky Way shining in low-frequency radio light, revealing a spectacular realm ...

Nov. 17: The Leonid Meteor Shower should be best from 1 a.m. to dawn. Under dark sky conditions, the Leonids exhibit a maximum of about 10 to 15 meteors per hour. Nov. 5: Full hunter supermoon — ...

Researchers have believed that Segue 1, a puny galaxy orbiting the Milky Way just 75,000 light-years away, was packed with dark matter, a substance in space that doesn't shine or interact with light.

Additional infrared observations from another ESO telescope, the VISTA (Visible and Infrared Survey Telescope for Astronomy), ...

"No low-frequency radio image of the entire Southern Galactic Plane has been published before, making this an exciting ...

The image, assembled by researchers from the International Centre for Radio Astronomy Research (ICRAR), captures the Milky ...

Researchers armed with a new "photonic lantern" device have discovered an unexpectedly asymmetrical disk of gas swirling ...

Astronomers from ICRAR, primarily based at Curtin University, have released the most detailed low-frequency radio image of ...