‘Solar Twins’ Reveal the Consistency of the Universe
Physicists study starlight to find whether the fine structure constant, whose value makes our universe possible, really is the same everywhere. ..
Physicists study starlight to find whether the fine structure constant, whose value makes our universe possible, really is the same everywhere. ..
A growing catalog of huge but dim “ultra-diffuse” galaxies is forcing astronomers to invent new theories of galactic evolution. ..
The moniker, which honors a former agency administrator accused of enforcing anti-LGBTQ policies, has long been controversial. ..
Telescopes around the world are capturing photons from the blast, and researchers anticipate exciting discoveries ahead. ..
The Vera C. Rubin Observatory’s key instrument is almost ready to be installed on the telescope, where it will image tens of billions of cosmic objects. ..
Supermassive black holes are engines of galactic evolution, but new observations of our galaxy and its central hole don’t quite match expectations. ..
Two weeks after the spacecraft collided with Dimorphos, researchers determined that it knocked the space rock 32 minutes off its old orbit. ..
Astronomers mourn the end of an infrared observatory that flew aboard a jumbo jet. It was expensive, but it saw what Earth-based telescopes can’t. ..
The mission was designed to test whether a probe could knock a hazardous space rock away from a crash course with Earth. ..
The grainy image of a “super Jupiter” is a sign of what’s to come as the telescope’s observations ramp up. ..