Search Results for: exoplanet
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Astronomy
The James Webb telescope spotted CO2 in an exoplanet’s atmosphere
The first definitive detection of the gas on a world in another solar system paves the way for detections in planets that are more Earthlike.
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Space
How giant mirrors are made for what will be the world’s largest telescope
The Giant Magellan Telescope is slated to probe the cosmos for Earthlike worlds and atmospheric signatures of potential extraterrestrial life.
By Nikk Ogasa -
Astronomy
Here’s the James Webb telescope’s first direct image of an exoplanet
Along with spying its first exoplanet, the James Webb telescope got its first direct spectrum of an object orbiting a star in another solar system.
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Astronomy
Mini-Neptunes may become super-Earths as the exoplanets lose their atmospheres
Starlight is eroding the atmospheres of a handful of gassy exoplanets that are a bit smaller than Neptune, gradually exposing the rocky cores within.
By Liz Kruesi -
Planetary Science
Why you shouldn’t use magnets when looking for meteorites
A popular tool for identifying meteorites can overwrite records of magnetic fields stored within the space rocks.
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So much of science is looking and seeing
Editor in chief Nancy Shute discusses the marvels of looking and seeing in science, from peeks into outer space to 3-D visualizations of protein structures.
By Nancy Shute -
Planetary Science
Methylated gases could be an unambiguous indicator of alien life
On Earth, methylated gases are produced by organisms cleaning up their environment — and by little else. The same might be true on some exoplanets.
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Astronomy
NASA’s exoplanet count surges past 5,000
With a new batch of 60 confirmed exoplanets, the number of known worlds in our galaxy reaches another milestone.
By Liz Kruesi -
Astronomy
The first planet found by the Kepler space telescope is doomed
The exoplanet dubbed Kepler 1658b is spiraling toward its host star and will meet a fiery death in less than 3 million years.
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Planetary Science
Oxygen-rich exoplanets may be geologically active
Experiments show that rocks exposed to higher concentrations of oxygen have a lower melting temperature than rocks exposed to lower amounts.
By Shi En Kim -
Science & Society
These are Science News’ favorite books of 2023
Books about deadly fungi, the science of preventing roadkill, trips to other planets and the true nature of math grabbed our attention this year.
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Astronomy
Sand clouds are common in atmospheres of brown dwarfs
Dozens of newly examined brown dwarfs have clouds of silicates, confirming an old theory and revealing how these failed stars live.