Search results for Terrestrial Planets

Astronomy Nov 2, 2023

White dwarfs could support life. So where are all their planets?

Astronomers have found plenty of white dwarf stars surrounded by debris disks. Those disks are the remains of planets destroyed by the star as it evolved. But they've found one intact Jupiter-mass planet orbiting a white ...

Planetary Sciences Nov 1, 2023

Three planets around this sun-like star are doomed

According to new research we can start writing the eulogy for four exoplanets around a sun-like star about 57 light years away. But there's no hurry; we have about 1 billion years before the star becomes a red giant and starts ...

Astrobiology Oct 31, 2023

Want to find life? Compare a planet to its neighbors

With thousands of known exoplanets and tens of thousands likely to be discovered in the coming decades, it could be only a matter of time before we discover a planet with life. The trick is proving it. So far the focus has ...

Astronomy Oct 31, 2023

Giant planets cast a deadly pall: How they can prevent life in other solar systems

Giant gas planets can be agents of chaos, ensuring nothing lives on their Earth-like neighbors around other stars. New studies show, in some planetary systems, the giants tend to kick smaller planets out of orbit and wreak ...

Astronomy Oct 30, 2023

JWST sees four exoplanets in a single system

When the JWST activated its penetrating infrared eyes in July 2022, it faced a massive wish-list of targets compiled by an eager international astronomy community. Distant, early galaxies, nascent planets forming in dusty ...

Planetary Sciences Oct 25, 2023

Scientists discover molten layer covering Martian core

NASA's InSight mission to Mars helped scientists map out Mars' internal structure, including the size and composition of its core, and provided general hints about its tumultuous formation.

Astrobiology Oct 19, 2023

The combination of oxygen and methane could reveal the presence of life on another world

In searching for life in the universe, a field known as astrobiology, scientists rely on Earth as a template for biological and evolutionary processes. This includes searching for Earth analogs, rocky planets that orbit within ...

Ecology Oct 12, 2023

An extensive database for advancing Mindanao Island's biodiversity

The Philippine Archipelago, with more than 7,100 islands, has one of the highest levels of endemism globally and is a hotspot for biodiversity conservation. Mindanao, the second largest group of islands in the country, is ...

Astronomy Oct 2, 2023

The world's largest radio telescope has scanned Barnard's star for extraterrestrial signals

Barnard's Star is a small red dwarf just six light-years from Earth. Despite its proximity, it was only noticed in 1916 when E. E. Barnard found it had a particularly high proper motion. It had appeared in photographic plates ...

Astrobiology Sep 29, 2023

We should find extraterrestrial life within 60 light-years if Earth is average, professor claims

In 1960, while preparing for the first meeting on the Search for Extraterrestrial Intelligence (SETI), legendary astronomer and SETI pioneer Dr. Frank Drake unveiled his probabilistic equation for estimating the number of ...

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