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Planetary Sciences Mar 13, 2025

Astronomers find 128 new moons orbiting Saturn

An international team of astronomers working with the Canada France Hawaii Telescope have discovered a whopping 128 more moons orbiting Saturn. The Minor Planet Center confirmed the discoveries on March 11. The team observed ...

Astronomy Mar 12, 2025

Black holes spew out powerful jets that span millions of light-years. We're trying to understand their whole life cycle

There is a supermassive black hole at the center of nearly every big galaxy—including ours, the Milky Way (it's called Sagittarius A*). Supermassive black holes are the densest objects in the universe, with masses reaching ...

Astronomy Mar 12, 2025

Mysterious radio pulses from space have been tracked down—and the source is not what astronomers expected

In the past three years, astronomers have discovered a mysterious new type of radio source. We call these long-period transients.

Space Exploration Mar 12, 2025

Video: Time lapse simulation of Hera's Mars flyby

On 12 March 2025, ESA's Hera spacecraft for planetary defense performs a flyby of Mars. The gravity of the red planet shifts the spacecraft's trajectory towards the Didymos binary asteroid system, shortening its trip by months ...

Astronomy Mar 12, 2025

White dwarf and red dwarf duo emit radio pulses every two hours

An international team of astronomers led by scientists from the Netherlands has shown that a white dwarf and a red dwarf orbiting each other every two hours are emitting radio pulses. Thanks to observations with several telescopes, ...

Astronomy Mar 11, 2025

Small, faint and 'unexpected in a lot of different ways': Dwarf galaxy discovery forces rethink of cosmic evolution

A discovery made by a team led by researchers at the University of Michigan tugs at the seams of some key cosmic lessons we thought we had learned from our own galaxy.

Astronomy Mar 11, 2025

Supernova simulations show that low-mass star in binary system J0453+1559 could be a neutron star

In 2015, astrophysicists discovered a system consisting of two compact stars orbiting each other: a pulsar (i.e., a highly magnetized rapidly rotating, light-emitting neutron star) and a so-called companion star. The companion ...

Astronomy Mar 10, 2025

Webb reveals unexpected complex chemistry in primordial galaxy

University of Arizona astronomers have learned more about a surprisingly mature galaxy that existed when the universe was just less than 300 million years old—just 2% of its current age.

Planetary Sciences Mar 9, 2025

Watch the moon turn red during a total lunar eclipse in March

A total lunar eclipse will flush the moon red Thursday night into Friday morning across the Western Hemisphere.

Planetary Sciences Mar 6, 2025

Astrophysicists predict origins of unexpected space objects in solar system and Alpha Centauri

Interstellar material has been discovered in our solar system, but researchers continue to hunt for where it came from and how it got here. A new study led by Western astrophysicists Cole Gregg and Paul Wiegert recommends ...

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