The Acracy

A reliable, flexible mirrorless zoom lens that can be used for almost all types of photography. Expensive, but great for astro and landscape photography.

Astronomers now routinely discover planets orbiting stars outside of the solar system — they're called exoplanets. But in summer 2022, teams working on NASA's Transiting Exoplanet Survey Satellite found a few particularly interesting planets orbiting in the habitable zones of their parent stars.

In new research published in Nature Astronomy, we show the cocoon is caused by gamma rays emitted by fast-spinning extreme stars called “millisecond pulsars” located in the Sagittarius dwarf galaxy, which orbits the Milky Way.

See the phase of the moon tonight and the rest of the moon phases for 2022, and when you can see them.

Clues about water in Earth's deep interior were recently extracted from rare diamonds.