To dark matter and dark energy, add dark galaxies — collections of stars so sparse and faint that they are all but invisible.
Tag: Dark Matter (Astronomy)
Galaxies in the Early Universe Were Shaped Like Bananas, Study Suggests
Images from the Webb telescope suggest that newborn galaxies look weirder than expected. Exactly how screwy was physics at the dawn of time?
Particle Physicists Offer a Road Map For the Next Decade
A “muon shot” aims to study the basic forces of the cosmos. But meager federal budgets could limit its ambitions.
In Space, the Past Is Future (and Equally Unpredictable)
Not even the most advanced physics can reveal everything we want to know about the history and future of the cosmos, or about ourselves.
Back to New Jersey, Where the Universe Began
A half-century ago, a radio telescope in Holmdel, N.J., sent two astronomers 13.8 billion years back in time — and opened a cosmic window that scientists have been peering through ever since.