A new crew rocketed toward the International Space Station on Friday to replace the astronauts who returned to Earth early in NASA’s first medical evacuation.
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NASA/Reid Wiseman NASA astronaut and Artemis II Commander Reid Wiseman took this picture of Earth from the Orion spacecraft’s window after completing the translunar injection burn. There are two auroras
SpaceX and Amazon spar over satellite deployments
WASHINGTON — Amazon says it will revise deployment plans for its broadband satellite constellation while denying claims from SpaceX that its current approach represents a space safety risk. In an
Tiny comet shows first-ever spin reversal
This artist’s concept depicts the tiny comet 41P, a Jupiter-family comet. As it approached the sun, frozen gases began to sublimate and shoot material off into space. Scientists analyzing observations
Pulsars to the extreme: Spinning dead stars found blasting radio signals from the 'edge of their magnetic reach'
Astronomers have discovered that rapidly spinning dead stars called neutron stars at the heart of pulsars can blast out radio signals from their edges. The finding could overturn decades of
NASA's Artemis 2 astronauts are cruising to the moon. So why are they doing CPR tests today?
HOUSTON — This may be the ultimate road trip on cruise control. The four astronauts of NASA’s Artemis 2 mission are now fully locked in to their trip around the
Europe’s strategic autonomy in space will define its role in the ‘second space age’
Europe’s future in space really boils down to one question: can it stay ahead without relying on technology made somewhere else? As we step into what experts call the “second
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NASA/Aubrey Gemignani A SpaceX Falcon 9 rocket carrying the company’s Dragon spacecraft is launched on NASA’s SpaceX Crew-12 mission to the International Space Station with NASA astronauts Jessica Meir, Jack
A group of ecologically tolerant microbes known as ‘generalists’ can thrive across very different environments, creating a planet-wide, interconnected network of microbiomes. — Credit Daniela Velasco/EMBL In a new study
WASHINGTON — Wardstone is staking its future on the Pentagon’s appetite for orbital missile defense. The California-based startup, founded by brothers Sebastian and Tobias Fischer, has raised about $5 million
Tagoudite Formation in the Central High Atlas Mountains, Morocco In 2016 while hiking on a hillside in Morocco, geologist Rowan Martindale saw something that made her stop in her tracks:
Cheops open questions: How do planets form? Many Vile Earthlings Munch Jam Sandwiches Under Newspapers and My Very Educated Mother Just Served Us Nachos. What sounds like gibberish half-sentences are
Orbit of 51 Eri b. The left panel shows the predicted RV of the planet as a function of time. The HiRISE RV measurements are overplotted as red dots, along
Results of full N -body simulations with the initial conditions eini = 0.8 and Nini = 80. (a) Impact velocities between SNs and embryos. (b) Atmospheric mass-loss fraction. (c) Total
The universe is a big place, and tracking down some of the more interesting parts of it is tricky. Some of the most interesting parts of it, at least from
Eclipse season is nigh. The first of two eclipse seasons for 2026 kicks off next week on Tuesday, February 17th, with an annular solar eclipse. And while solar eclipses often
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