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
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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
Science & Exploration 20/02/2026 65 views 1 likes Using X-ray and ultraviolet cameras, as well as particle and magnetic field detectors, Smile will give humankind its first complete look at
The Copernicus Sentinel-2 mission takes us over south-central Morocco, near the city of Ouarzazate. Zoom in or click on the circles to explore this image at its full 10 m
The Smile spacecraft has embarked on its journey to study the interaction between the Earth and the solar wind, a collaboration between the European Space Agency (ESA) and the Chinese
Earth Observatory Science Earth Observatory Winds Whip Up Fires and Dust… Earth Earth Observatory Image of the Day EO Explorer Topics All Topics Atmosphere Land Heat & Radiation Life on
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