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GD-1 stellar stream and Milky Way

Physicists explain a stellar stream’s distinctive features

Spur and gap features seen in Milky Way’s GD-1 stellar stream could be caused by self-interacting dark matter subhalo
By Iqbal Pittalwala | | Science / Technology
Dwarf galaxies around the Milky Way

How did a satellite galaxy of the Milky Way come to be?

Crater 2, located approximately 380,000 light years from Earth, is one of the largest satellite galaxies of the Milky Way. Extremely cold and with slow-moving stars, Crater 2 has low surface brightness. How this galaxy originated remains unclear. “Since its discovery in 2016, there have been many attempts to reproduce...
By Iqbal Pittalwala | | Science / Technology
Artistic representation of the spiral barred galaxy ceers-2112

Milky Way-like galaxy found in the early universe

Research team, including a UC Riverside astronomer, made the discovery using the James Webb Space Telescope
By Iqbal Pittalwala | | Science / Technology

Satellite galaxies of the Milky Way help test dark matter theory

UC Riverside physicists demonstrate “self-interacting dark matter” model can be tested using astronomical observations of Draco and Fornax
By Iqbal Pittalwala | | Science / Technology

The Milky Way kidnapped several tiny galaxies from its neighbor

UC Riverside-led research shows our galaxy is undergoing a massive merger with its largest satellite galaxy, the Large Magellanic Cloud
By Iqbal Pittalwala | | Science / Technology