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Astronomy Oct 24, 2023

Why NASA's Roman mission will study Milky Way's flickering lights

NASA's Nancy Grace Roman Space Telescope will provide one of the deepest-ever views into the heart of our Milky Way galaxy. The mission will monitor hundreds of millions of stars in search of tell-tale flickers that betray ...

Planetary Sciences Oct 23, 2023

An unusual crater on Pluto might be a supervolcano

Pluto with a super-cryovolcano? Why not! All the elements are there, just not in the way we normally think of volcanoes. And cryovolcanoes are the reason why Pluto's surface looks the way it does. A recent research paper ...

Astronomy Oct 16, 2023

JWST observes the Kuiper Belt: Sedna, Gonggong, and Quaoar

The Kuiper Belt, the vast region at the edge of our solar system populated by countless icy objects, is a treasure trove of scientific discoveries. The detection and characterization of Kuiper Belt Objects (KBOs), sometimes ...

Space Exploration Oct 2, 2023

NASA's New Horizons to continue exploring outer solar system

NASA has announced an updated plan to continue New Horizons' mission of exploration of the outer solar system.

Earth Sciences Sep 29, 2023

Ancient plant wax reveals how global warming affects methane in Arctic lakes

By studying fossils from ancient aquatic plants, Northwestern University and University of Wyoming (UW) researchers are gaining a better understanding of how methane produced in Arctic lakes might affect—and be affected by—climate ...

Astrobiology Sep 26, 2023

Why build megastructures? Just move planets around to make habitable worlds

In 1960, Freeman Dyson proposed how advanced civilizations could create megastructures that enclosed their system, allowing them to harness all of their star's energy and multiplying the habitable space they could occupy. ...

Space Exploration Sep 20, 2023

Juice: Why's it taking so long?

At their closest point in orbit, Earth and Jupiter are separated by almost 600 million kilometers. At the time of writing, five months after launch, Juice has already traveled 370 million kilometers, yet in time it's only ...

Environment Sep 6, 2023

Q&A: Rather than colonizing space, humankind needs to commit itself to saving the planet

Every day seems to bring news of multiplying ecological disasters—fires, floods, drought, deforestation, overfishing and coral reef die-offs.

Space Exploration Aug 29, 2023

NASA's New Horizons mission still threatened

The New Horizons spacecraft that studied Pluto and Kuiper belt object Arrokoth continues its pioneering exploration of the Kuiper belt. However, that might soon end if NASA doesn't change course. The New Horizons science ...

Astronomy Aug 21, 2023

Webb reveals intricate details in the remains of a dying star

NASA's James Webb Space Telescope obtained images of the Ring Nebula, one of the best-known examples of a planetary nebula. Much like the Southern Ring Nebula, one of Webb's first images, the Ring Nebula displays intricate ...

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