Search results for Planetary Systems

Planetary Sciences Sep 26, 2024

Existence of an Earth-like planet around a dead sun offers hope for our planet's ultimate survival

The discovery of an Earth-like planet 4,000 light years away in the Milky Way galaxy provides a preview of one possible fate for our planet billions of years in the future, when the sun has turned into a white dwarf, and ...

Earth Sciences Sep 18, 2024

An innovative system for seeing into the bowels of a volcano

A team of researchers from the CNRS and the Paris Institute of Planetary Physics has developed an innovative imaging method that can probe the bowels of a volcano with unparalleled resolution and depth. This new method is ...

Planetary Sciences Sep 16, 2024

Earth may have had a ring system 466 million years ago

In a discovery that challenges our understanding of Earth's ancient history, researchers have found evidence suggesting that Earth may have had a ring system that formed around 466 million years ago, at the beginning of a ...

Planetary Sciences Sep 13, 2024

Astronomers discover new planet in Great Bear constellation

Astronomers from the Nicolaus Copernicus University in Torun have discovered a new planet in the constellation of the Great Bear. It has a mass as much as 11 times that of Jupiter, orbits its star in 14 years and has a temperature ...

Environment Sep 11, 2024

Report outlines a path to prosperity for planet and people if Earth's critical resources are better shared

Earth will only remain able to provide even a basic standard of living for everyone in the future if economic systems and technologies are dramatically transformed and critical resources are more fairly used, managed and ...

Astronomy Sep 5, 2024

A space oddity—small exoplanet challenges existing theories on planet formation

A research team led by Lund University in Sweden has discovered a small planet that displays peculiar orbital motion. The shimmying planet, located 455 light-years from Earth, shows that planetary systems can be considerably ...

Planetary Sciences Sep 4, 2024

Expert explains evidence for planetary formation through gravitational instability

Exoplanets form in protoplanetary disks, a collection of space dust and gas orbiting a star. The leading theory of planetary formation, called core accretion, occurs when grains of dust in the disk collect and grow to form ...

Optics & Photonics Sep 2, 2024

Replica symmetry breaking in 1D Rayleigh scattering system: Theory and validations

In both the natural world and human society, there commonly exist complex systems, such as climate systems, ecological systems, and network systems. Due to the involvement of numerous interacting elements, complex systems ...

Planetary Sciences Aug 22, 2024

Meteor showers shed light on where comets formed in the early solar system

An international team of 45 researchers studying meteor showers has found that not all comets crumble the same way when they approach the sun. In a paper published in the journal Icarus, they ascribe the differences to the ...

Environment Aug 14, 2024

Planetary health diet adoption would reduce emissions by 17%, environmental scientists suggest

A report by a multi-institutional team of environmental scientists suggests that if everyone in the world adopted the EAT-Lancet planetary health diet, global dietary greenhouse gas emissions would drop by 17%.

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