Astronomy

The universe is not a random scatter of galaxies — it’s a vast, interconnected network of filaments known as the cosmic web. And thanks to the James Webb Space Telescope, we now have the clearest picture of it ever captured. Astronomers used Webb’s unprecedented infrared sensitivity to trace hydrogen gas flowing along the cosmic web […]

There may be millions of neutron stars hiding in plain sight across the Milky Way — and NASA’s upcoming Roman Space Telescope could find them all. Neutron stars are the collapsed cores of dead massive stars. A single teaspoon of neutron star material weighs billions of tons. They’re among the most extreme objects in the