Space News & Blog Articles

Astronomers analyzed the gravitationally lensed image of a distant galaxy to test the nature of dark matter.

This month’s episode takes you on a guided tour of the key stars and planets that you’ll see on May evenings — a fun and informative way to introduce yourself to the nighttime sky!

Scientists are refining the definition of the habitable zone in an effort to aid future efforts at finding life.

On Saturday, April 29, 2023, come out and celebrate Astronomy Day! Here are some easy ways that you can explore the sky.

The Arch of Spring enfolds Mars and Venus across the west. Wintry Sirius nears its heliacal setting low in the southwest, while the Summer Triangle stars come into view one by one in the east.

When the Moon’s shadow swept across Earth on April 20th, tens of thousands traveled to Australia, Timor-Leste, and Indonesia to witness the celestial spectacle.

For the first time, astronomers have seen how the big plasma jet shot out by a supermassive black hole connects to the material falling into the black hole.

The Hakuto R lander, built by Tokyo-based iSpace, was to be a commercial mission to the Moon, but it has yet to phone home on landing day.

The Moon hops past Venus and then Mars. Hydra snakes up, the Pointers point down, and the Arch of Spring spans the west.

Last March, S&T editor Diana Hannikainen accompanied a group of stargazers to the islands of Hawai'i on an astronomical adventure.

We have an exciting week ahead with a crescent Moon that might break your observing record followed by a well-timed Lyrid meteor shower.

A new analysis of Event Horizon Telescope data sharpens our view of the glowing gas encircling the black hole.

A citizen-science project aims to broadcast the eclipses coming up this year and next.

The most distant pair of supermassive black holes discovered offers a unique insight into how galaxies merge.

Don’t disbelieve the hype: New evidence for active volcanic vents on our sister planet is convincing.

ESA’s first dedicated mission to Jupiter launches from Guyana Space Center.

A new catalog pinpoints volcanic cones in the best available surface images of Venus – those gathered 30 years ago by NASA’s Magellan spacecraft.

Venus shines with Aldebaran and the Pleiades in late twilight. After sunset on the 20th, try to spot your record-breaking thinnest young Moon. And Leo walks west with a mouse-galaxy dangling from his chin.

JWST's detection of early galaxies that are far more massive than astronomers had expected could mean we need to rewrite our understanding of the cosmos.

Protect the night sky — join the International Dark-Sky Association for activities during International Dark-Sky Week.

Flashes of radio waves — whose exact sources are still a bit of a mystery — are helping astronomers learn about the hot gas that surrounds the Milky Way.