More and more papers are coming out about the upcoming Habitable Worlds Observatory (HWO). As the telescope moves from theory to practice (and physical manifestation), various working groups are discovering,
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NASA is Preparing to Roll Artemis II Rocket Back into the Hangar
Grounded until at least April, NASA’s giant moon rocket is headed back to the hangar this week for more repairs before astronauts climb aboard.
Supercomputer Simulations Crack a Long-Standing Mystery About Red Dwarfs
Researchers at University of Victoria’s Astronomy Research Centre (ARC) and the University of Minnesota study the changes in the chemical composition at the surface of red giant stars.
The Dispersed Matter Planet Project Sample — Detection limits, Occurrence Rates and New Planets
Completeness and planet abundance plot for the DMPP radial velocity survey of 24 targets with sub-basal activity, as a function of minimum mass and orbital period. The red contours indicate
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NASA/Brendan Finnegan NASA astronaut Christina Koch and Canadian Space Agency astronaut Jeremy Hansen take off on a T-38 training flight from Ellington Field on Feb. 11, 2026, as a waning
WASHINGTON — Boeing opened a new production facility at its El Segundo, California, campus to manufacture electro-optical infrared, or EO/IR, sensors for U.S. military satellites, expanding capacity as demand grows
Discover the Cosmos of Comfort: NASA Men’s Soft Distressed Logo Tee Embark on a journey through style and comfort with the NASA Men’s Soft Distressed Logo Young Men’s Short Sleeve
WASHINGTON — NASA completed a second wet dress rehearsal for the Artemis 2 mission on Feb. 19 without any of the hydrogen leaks seen in the first such test earlier
Here’s an astronomer’s view of a star obscured by streaks from Starlink satellites. Are there too many satellites in orbit around Earth? Image via Rafael Schmall/ NOIRLab. The number of
The Moon passed directly between the Sun and Earth on 17 February 2026, creating an annular solar eclipse. Because the Moon was at a more distant point along its elliptical
On February 17, 2026, the Moon traversed the path between the Earth and the Sun, resulting in an annular solar eclipse characterized by a prominent ‘ring of fire.’ This phenomenon
Following a stark evaluation from NASA Administrator Jared Isaacman regarding the Boeing CST-100 Starliner program, Boeing has responded, asserting that the insights will bolster their ongoing improvements for the crewed
John Glenn became the 1st American in orbit on February 20, 1962. Astronaut Glenn sits outside the space capsule Friendship 7. Image via NASA. EarthSky’s 2026 lunar calendar is available
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