A plan to chase down the 1st-known interstellar visitor

In 2017, 'Oumuamua became the 1st-known interstellar visitor. Since then, we've seen one other. Can astronomers now chase it down?

New video: The 1843 Great Eruption of Eta Carinae

In 1843, the star Eta Carinae briefly became the one of the brightest stars in the sky. Then it faded. Astronomers call it the star's Great Eruption.

New exomoon candidate discovered: Is it real?

Astronomers announced a new exomoon candidate orbiting an exoplanet about 5,400 light-years from Earth. It is the latest possible exomoon found so far.

Asteroid 2022 AE1 poses no danger to Earth

Newly discovered Asteroid 2022 AE1 was temporarily at level 1 on the Torino scale. Now it's off the list entirely. Why? Why didn't astronomers know?.

Webb has successfully arrived at L2

Webb arrived safely at L2 on Monday, January 24, 2022. It is ready for its testing phase before scientific operations begin this summer.

Rugby ball-shaped exoplanet surprises astronomers

New observations from an international team of astronomers have revealed a giant rugby ball-shaped exoplanet. It is the first such deformed exoplanet seen.

Voyager 2 met Uranus on January 24, 1986

Voyager 2 met Uranus on January 24, 1986. The spacecraft sent data that revealed 2 new rings, 10 new moons, radiation belts, and a very unusual magnetic field.

Webb set to arrive at its final destination, L2

The James Webb Space Telescope launched December 25, 2021. It successfully unfolded and is on its way to L2, where it will begin its science mission.

Black holes devour stars. Do they also help stars form?

New data from the heart of dwarf galaxy Henize 2-10 suggest some black holes help create stars. They also bring light on how the first supermassive black holes formed.

Scientists find carbon-12, life’s most crucial isotope, on Mars

Scientists have discovered rock samples from Mars that are enriched in carbon-12, an isotope that is crucial to life on Earth.