Cross-correlation signal-to-noise maps of H2O, CO, Fe, and Mg in the atmosphere of WASP-121 b. The dashed vertical and horizontal white lines represent the stellar Vsys (38.12 km s−1, from
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As missions like Kepler and TESS discovered more rocky exoplanets in recent years, scientists looked forward to the launch of the JWST. The powerful space telescope has the ability to
SpaceX notched another big reusability milestone on Friday (Sept. 5). The company founded by billionaire Elon Musk launched 28 of its Starlink broadband satellites into low Earth orbit atop a
In an exciting week for space exploration, two pivotal cargo resupply missions are set to deliver vital supplies to the International Space Station (ISS). The first of these, Progress MS-32,
WASHINGTON — The chief executive of commercial space station developer Vast says he supports NASA’s revised approach to supporting development of such stations, calling it the best way to avoid
They streak across the sky in brilliant flashes, ignite our curiosity and sometimes even shake the ground beneath our feet. Meteors are among the most captivating phenomena in the night
Our Moon is a seismically active world and its long history of quakes could affect the safety of permanent base structures there. That’s one conclusion from a study of quakes
The era of single-vector threats is behind us. That was Aerial Defense 1.0, when defenses were designed for ballistic missiles tracked by radar and defeated by linear kill webs. Threats
NASA’s Human Lander Challenge (HuLC) is an initiative supporting its Exploration Systems Development Mission Directorate’s (ESDMD’s) efforts to explore innovative solutions for a variety of known technology development areas for human
Two representative interior models for Uranus and Neptune with four layers: 1) hydrogen and helium, 2) H2O and hydrogen, 3) carbon-nitrogen-hydrogen mixture and 4) the rocky core composed of iron
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