Search results for Matt Williams, Universe Today

Astronomy Feb 8, 2023

The world's largest radio telescope just scanned 33 exoplanets for a signal from aliens

The Five-hundred-meter Aperture Spherical Telescope (FAST), located in China, is currently the world's largest and most sophisticated radio observatory. While its primary purpose is to conduct large-scale neutral hydrogen ...

Astronomy Jan 31, 2023

Future space telescopes could be 100 meters across, constructed in space, and bent into a precise shape

It is an exciting time for astronomers and cosmologists. Since the James Webb Space Telescope (JWST), astronomers have been treated to the most vivid and detailed images of the universe ever taken. Webb's powerful infrared ...

Space Exploration Jan 26, 2023

How cells could help Artemis astronauts exercise

In 2033, NASA and China plan to send the first crewed missions to Mars. These missions will launch every two years when Earth and Mars are at the closest points in their orbits (Mars Opposition). It will take these missions ...

Planetary Sciences Jan 17, 2023

A hybrid fission/fusion reactor could be the best way to get through the ice on Europa

In the coming years, NASA and the European Space Agency (ESA) will send two robotic missions to explore Jupiter's icy moon Europa. These are none other than NASA's Europa Clipper and the ESA's Jupiter Icy Moons Explorer (JUICE), ...

Astrobiology Dec 22, 2022

Astronomers scanned 12 planets for alien signals while they were in front of their stars

The Robert C. Byrd Green Bank Telescope (GBT), part of the Green Bank Observatory in West Virginia, is the world's premiere single-dish radio telescope. Between its 100-meter dish (328-foot), unblocked aperture, and excellent ...

Astronomy Dec 21, 2022

Astronomers spot stars in the most distant galaxies for the first time

Since it launched on December 25th, 2021, the James Webb Space Telescope (JWST) has taken the sharpest and most detailed images of the universe, surpassing even its predecessor, the venerable Hubble Space Telescope. But what ...

Astronomy Dec 8, 2022

'Early dark energy' could explain the crisis in cosmology

In 1916, Einstein finished his theory of general relativity, which describes how gravitational forces alter the curvature of spacetime. Among other things, this theory predicted that the universe is expanding, which was confirmed ...

Astronomy Dec 6, 2022

Astronomers have identified six massive stars before they exploded as core-collapse supernovae

The venerable Hubble Space Telescope has given us so much during the history of its service (32 years, seven months, six days, and counting). Even after all these years, the versatile and sophisticated observatory is still ...

Astronomy Nov 30, 2022

Astronomers directly image a Jupiter-sized planet orbiting a sunlike star

According to the most widely-accepted theory, planetary systems form from large clouds of dust and gas that form disks around young stars. Over time, these disks accrete to create planets of varying size, composition, and ...

Space Exploration Nov 28, 2022

What happened to those CubeSats that were launched with Artemis I?

NASA made history on November 16 when the Artemis I mission took off from Launch Complex 39B at Cape Canaveral, Florida, on its way to the moon. This uncrewed mission is testing the capabilities of the Space Launch System ...

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