Webb solves mystery of puffy exoplanet WASP-107 b
Why does the puffy exoplanet WASP-107 b have a density similar to a marshmallow? New findings from Webb show it is hot on the inside due to tidal heating.
Astronomy Essentials
Visible planets and night sky guide for May and June
Visible planets and night sky guide for May 2024. Get ready for 6 planets to grace our skies in a line, starting from May 31. Livestream today at 12:15pm CDT.
Human World

Manhattanhenge in 2024: When and where to see it

Each year around May 29 and July 12, New Yorkers watch for Manhattanhenge, an alignment of the sunset along city streets. Get your cameras ready!
Human World

Meteor ducks artwork inspired by Portugal meteor

The meteor ducks - ducks caught on camera witnessing a fireball fall in Portugal on May 20 - have now been memorialized via art.
Brightest Stars

Sun news May 28, 2024: X2.9 flare yesterday

Sun news for May 28, 2024. We had an X2.9 flare early yesterday from an incoming active region on the sun's southeast limb.

Boeing Starliner 1st crew launch postponed again to June 1

The 1st crewed Boeing Starliner launch to the International Space Station was postponed to June 1 due to a rocket issue. Get updates here.

Active Venus volcanoes revealed again in Magellan data

In a new analysis of radar data from the Magellan spacecraft, scientists have found more evidence for active Venus volcanoes.

The adorable leaf sheep sea slug: Lifeform of the week

These sheep don't bleat or produce wool or milk. Instead, they live in the water and perform photosynthesis. Read more about the adorable leaf sheep sea slug.

Earth-sized exoplanet discovered around ultracool dwarf star

Astronomers have discovered a new Earth-sized exoplanet orbiting the ultracool dwarf star SPECULOOS-3. But any atmosphere it had is probably long gone.

Stargazing in national parks around the world

Stargazing in national parks ... yes! Increasing light pollution in the United States makes national parks some of the last dark refuges.