Let's start with the human eye. The human eye has an angular resolution of about 1 arcminute. That's pretty impressive. Take a circle surrounding you on the horizon, divide it into 360 little bits, ...

A camera affixed to the International Space Station recently spotted some curious symbols amid a barren desert landscape.

Apr. 16, 2025 — Astronomers have found a planet that orbits at an angle of 90 degrees around a rare pair of peculiar stars. This is the first time we have strong evidence for one of these 'polar ...

WUHAN -- China has unveiled the "Three Gorges Antarctic Eye," a 3.2-meter aperture radio/millimeter-wave telescope, at a scientific research station in Antarctica. Officially launched at the country's ...

Apr. 15, 2025 — First ever supercomputer simulations of Mars with a fully molten core could explain the Red Planet's unusual magnetic field. Billions of years ago, Mars had an active magnetic ...

Astronomers at W. M. Keck Observatory on Maunakea have uncovered new insights about 2024 YR4. This is an Earth-crossing asteroid first spotted in December 2024. Read more about it here: https ...

Astronomers are about to use a powerful new telescope to scan the entire southern sky. They'll take so many pictures, it will effectively create a movie to help astronomers spot anything that moves or ...

Astronomers are about to use a powerful new telescope to scan the entire southern sky. They'll take so many pictures, it will effectively create a movie to help astronomers spot anything that ...