Search results for Matt Williams, Universe Today

Astronomy Mar 19, 2024

Webb finds hints of a third planet at PDS 70

The exoplanet census now stands at 5,599 confirmed discoveries in 4,163 star systems, with another 10,157 candidates awaiting confirmation. So far, the vast majority of these have been detected using indirect methods, including ...

Planetary Sciences Mar 14, 2024

What can we learn flying through the plumes at Enceladus?

In the next decade, space agencies will expand the search for extraterrestrial life beyond Mars, where all of our astrobiology efforts are currently focused. This includes the ESA's JUpiter ICy moon's Explorer (JUICE) and ...

Earth Sciences Mar 11, 2024

Satellite measurements show that global carbon emissions are still rising

According to the Intergovernmental Panel on Climate Change (IPCC) Sixth Assessment Report (AR6), human activities have significantly impacted the planet. As global greenhouse gas emissions (mainly carbon dioxide) have continued ...

Planetary Sciences Mar 11, 2024

This hot Jupiter is doomed to crash into its star in just three million years

In 2008, astronomers with the SuperWASP survey spotted WASP-12b as it transited in front of its star. At the time, it was part of a new class of exoplanets ("hot Jupiters") discovered a little more than a decade before. However, ...

Space Exploration Mar 4, 2024

New study addresses how lunar missions will kick up moondust

Before the end of this decade, NASA plans to return astronauts to the moon for the first time since the Apollo Era. But this time, through the Artemis Program, it won't be a "footprints and flags" affair.

Space Exploration Mar 1, 2024

When an object like 'Oumuamua comes around again, we could be ready with an interstellar object explorer

On October 19th, 2017, astronomers with the Pann-STARRS survey observed an interstellar object passing through our system—1I/2017 U1 'Oumuamua. This was the first time an ISO was detected, confirming that such objects pass ...

Space Exploration Feb 27, 2024

Electrodes in spacesuits could protect astronauts from harmful dust on Mars

To quote NASA associate administrator Jim Reuter, sending crewed missions to Mars by 2040 is an "audacious goal." The challenges include the distance involved, which can take up to six months to traverse using conventional ...

Space Exploration Feb 26, 2024

A capsule with antiviral drugs grown in space returns to earth

On Wednesday, February 21st, at 01:40 p.m. PST (04:40 p.m. EST), an interesting package returned to Earth from space. This was the capsule from the W-1 mission, an orbital platform manufactured by California-based Varda Space ...

Space Exploration Feb 16, 2024

Ground-based lasers could accelerate spacecraft to other stars

The future of space exploration includes some rather ambitious plans to send missions farther from Earth than ever before. Beyond the current proposals for building infrastructure in cis-lunar space and sending regular crewed ...

Planetary Sciences Feb 6, 2024

NASA's Juno probe makes another close flyby of Io

The Juno spacecraft has revealed some fascinating things about Jupiter since it began exploring the system on July 4th, 2016. Not only is it the first robotic mission to study Jupiter up close while orbiting it since the ...

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