James Webb Space Telescope's first spectrum of a TRAPPIST-1 planet
In a solar system called TRAPPIST-1, 40 light years from the sun, seven Earth-sized planets revolve around a cold star.
In a solar system called TRAPPIST-1, 40 light years from the sun, seven Earth-sized planets revolve around a cold star.
Astronomy
Sep 25, 2023
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On Earth, continents are likely necessary to support life. Continents "float" on top of the Earth's viscous mantle, and heat from the planet's core keeps the mantle from solidifying and locking the continents into place.
Astronomy
Sep 20, 2023
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The race is on to discover truly habitable Earth-like worlds. While we are starting to observe the atmospheres of large potentially habitable planets such as Hycean worlds with the telescopes we currently have, the most significant ...
Planetary Sciences
Sep 19, 2023
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When you launch humanity's most powerful telescope, you expect results. The JWST has delivered excellent results by detecting ancient galaxies, identifying chemicals in exoplanet atmospheres, and peering into star-forming ...
Astronomy
Sep 12, 2023
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Carbon-bearing molecules have been discovered in the atmosphere of the habitable zone exoplanet K2-18 b by an international team of astronomers using data from the NASA's James Webb Space Telescope. These results are consistent ...
Astronomy
Sep 11, 2023
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In the past two and a half years, two next-generation telescopes have been sent to space: NASA's James Webb Space Telescope (JWST) and the ESA's Euclid Observatory. Before the decade is over, they will be joined by NASA's ...
Astrobiology
Aug 23, 2023
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A team of astrophysicists from the University of Bordeaux and Observatoire Astronomique de l'Université de Genève is suggesting that some exoplanets may not have been too hot during their formative years to harbor life ...
Aliens are big in the news recently, fueled by congressional hearings about unidentified anomalous phenomena (UAPs), formally known as UFOs. But while the idea of aliens visiting Earth may be exciting, the better bet is still ...
Astrobiology
Aug 2, 2023
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We have discovered more than 5,400 planets in the universe. These worlds range from hot jovians that closely orbit their star to warm ocean worlds to cold gas giants. While we know they are there, we don't know much about ...
Astronomy
Jul 31, 2023
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As the next generation of giant, high-powered observatories begin to come online, a new study suggests that their instruments may offer scientists an unparalleled opportunity to discern what weather may be like on far-away ...
Astrobiology
Jul 27, 2023
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