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Space Exploration Jun 27, 2025

New propulsion systems could enable a mission to Sedna

In the outer reaches of our solar system, far beyond the orbit of Pluto, lies Sedna, one of the most mysterious objects ever discovered. This reddish dwarf planet follows such an extreme orbit that it takes more than 11,000 ...

Planetary Sciences Jun 27, 2025

Cryovolcanism and resurfacing on Pluto's largest moon, Charon

What processes during the formation of Pluto's largest moon, Charon, potentially led to it having cryovolcanism, and even an internal ocean? This is what a recent study presented at the 56th Lunar and Planetary Science Conference ...

Astronomy Jun 24, 2025

The Vera C. Rubin Observatory will help astronomers investigate dark matter, continuing the legacy of its namesake

Everything in space—from Earth and the sun to black holes—accounts for just 15% of all matter in the universe. The rest of the cosmos seems to be made of an invisible material astronomers call dark matter.

Astronomy Jun 20, 2025

The solar system's greatest mystery may finally be solved

For years, astronomers have been searching for a mysterious ninth planet lurking in the dark outer reaches of our solar system. Now, a team of researchers have taken a completely different approach to this cosmic detective ...

Planetary Sciences Jun 19, 2025

Do ocean worlds have smaller habitable zones?

Hycean worlds are also called ocean worlds. They're planets covered in oceans that also have thick hydrogen atmospheres. There are no confirmed hycean worlds but many candidates. Even though they're only candidates so far, ...

Plants & Animals Jun 19, 2025

'Jaws' at 50: How a single movie changed our perception of white sharks forever

It's been 50 years since Steven Spielberg's movie "Jaws" first cast a terrifying shadow across our screens.

Astronomy Jun 17, 2025

Largest Oort Cloud comet ever observed reveals its secrets under ALMA's powerful gaze

A team of astronomers has made a groundbreaking discovery by detecting molecular activity in comet C/2014 UN271 (Bernardinelli-Bernstein)—the largest and second most distantly active comet ever observed from the Oort Cloud.

Astronomy Jun 16, 2025

By measuring gases around young stars, astronomers unlock major clues to planet formation

An international team of scientists led by astronomers from the University of Wisconsin–Madison has produced the most accurate measurement of the gases swirling around young stars and how their mass changes over time. The ...

Planetary Sciences Jun 13, 2025

Planet-forming disks lose gas faster than dust, new survey finds

An international team of astronomers including researchers at the University of Arizona Lunar and Planetary Laboratory has unveiled groundbreaking findings about the disks of gas and dust surrounding nearby young stars, using ...

Astronomy Jun 9, 2025

Likely site of new planet in formation discovered

An international team of astronomers led by the University of Galway has discovered the likely site of a new planet in formation, most likely a gas giant planet up to a few times the mass of Jupiter.

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