See also stories tagged with Neptune

Search results for Neptune

Astronomy Nov 25, 2022

Nascent gas giant planets may be lurking in dusty disk

Nurseries for new planets, protostellar disks are oblate swathes of gas and dust that rotate about newly formed stars. The Earth and the other planets in the solar system were birthed from such a disk.

Astronomy Nov 22, 2022

Many planets could have atmospheres rich in helium, study finds

For centuries, no one knew if we were alone in the universe—or if there were even other planets like ours.

Astrobiology Nov 14, 2022

Will Triton finally answer the question 'are we alone?'

We recently examined how and why Saturn's icy moon, Enceladus, could answer the longstanding question: Are we alone? With its interior ocean and geysers of water ice that shoot out tens of kilometers into space that allegedly ...

Space Exploration Nov 09, 2022

Engineers ready innovative robotic servicing of geosynchronous satellites payload for launch

Engineers at the U.S. Naval Research Laboratory's (NRL) Naval Center for Space Technology (NCST) recently completed robotic payload component level testing for the Defense Advanced Research Projects Agency (DARPA) Robotic ...

Astronomy Nov 07, 2022

Early planetary migration can explain missing planets

A new model that accounts for the interplay of forces acting on newborn planets can explain two puzzling observations that have cropped up repeatedly among the more than 3,800 planetary systems cataloged to date.

Astronomy Nov 07, 2022

Atmosphere of excitement as Europe's JWST astronomers study climate on other planets

The James Webb Space Telescope (JWST), launched on Christmas Day 2021, is already transforming our understanding of planets in our solar system and far beyond. A versatile satellite observatory, JWST has a clear-eyed view ...

Astronomy Oct 25, 2022

Astronomers discover a planetary system with a Neptune-mass planet and a massive sub-stellar object

An international team of astronomers reports the detection of a new planetary system by observing a nearby star known as HD 18599 (or TOI-179). It appears that this star is orbited by a Neptune-mass exoplanet and a massive ...

Space Exploration Oct 21, 2022

Scientists discover the source of one of the rarest groups of meteorites

Since return mission Hayabusa2 brought samples of asteroid Ryugu back to Earth in 2020, a team of experts from across the world have been examining them to learn more about the origins of our solar system.

Archaeology Oct 12, 2022

Syria digs up 'rare' Roman mosaic in former rebel stronghold

Syria uncovered a large intact mosaic that dates back to the Roman era, describing it Wednesday as the most important archaeological discovery since the country's conflict began 11 years ago.

Space Exploration Sep 24, 2022

Neptune and rings shine in photos from new space telescope

Neptune and its rings haven't looked this good in decades.

page 1 from 40