Search results for Matt Williams, Universe Today

Space Exploration Nov 17, 2022

What would asteroid mining do to the world's economy?

About a decade ago, the prospect of "asteroid mining" saw a massive surge in interest. This was due largely to the rise of the commercial space sector and the belief that harvesting resources from space would soon become ...

Space Exploration Nov 15, 2022

It'll be tough to stop an asteroid at the last minute, but not impossible, study claims

On September 26, 2022, NASA's Double-Asteroid Redirect Test (DART) made history when it rendezvoused with the asteroid Didymos and impacted with its moonlet, Dimorphos. The purpose was to test the kinetic impact method, a ...

Astronomy Nov 14, 2022

This nearby dwarf galaxy has been a loner for almost the entire age of the universe

The James Webb Space Telescope Early Release Science (ERS) program—first released on July 12th, 2022—has proven to be a treasure trove of scientific finds and breakthroughs. Among the many areas of research it is enabling, ...

Astronomy Nov 7, 2022

What happens to hot Jupiters when their star becomes a red giant?

The study of extrasolar planets has led to some astounding discoveries, many of which have defied the expectations of astronomers and challenged our notions about the forms planetary systems can take. For example, the discovery ...

Astronomy Nov 1, 2022

Did supermassive black holes collapse directly out of giant clouds of gas? It could depend on magnetic fields

Roughly a half-century ago, astronomers realized that the powerful radio source coming from the center of our galaxy (Sagitarrius A*) was a "monster" black hole. Since then, they have found that supermassive black holes (SMBHs) ...

Paleontology & Fossils Oct 3, 2022

Jurassic ichthyosaurs divided food resources to co-exist, researchers find

Early Jurassic ichthyosaur juveniles show predatory specializations, scientists at the University of Bristol have revealed.

Astronomy Sep 20, 2022

Astronomers find a sun-like star orbiting a nearby black hole

In 1916, Karl Schwarzchild theorized the existence of black holes as a resolution to Einstein's field equations for his theory of general relativity. By the mid-20th century, astronomers began detecting black holes for the ...

Planetary Sciences Aug 22, 2022

Were Phobos and Deimos once a single Martian moon that split up? Not likely, says new study

The origin of Phobos and Deimos, the two Martian moons, has been a mystery to astronomers. These two bodies are a fraction of the size and mass of the Moon, measuring just 22.7 km (14 mi) and 12.6 km (7.83 mi) in diameter. ...

Astronomy Aug 19, 2022

New image from Webb shows galaxy NGC 1365, known to have an actively feeding supermassive black hole

The James Webb Space Telescope (JWST) continues to deliver stunning images of the universe, demonstrating that the years of development and delays were well worth the wait. The latest comes from Judy Schmidt, an astrophotographer ...

Astronomy Jul 25, 2022

NASA wants your help designing a starshade to observe exoplanets

The field of exoplanet study has come a long way in recent decades. To date, 5,063 exoplanets have been confirmed in 3,794 systems beyond our own, with another 8,819 candidates awaiting confirmation. In the coming years, ...

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