After successfully completing their mission to the moon, the Artemis II crew are about to return to Earth.

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The Paranal solar ESPRESSO Telescope (PoET), installed at the European Southern Observatory’s (ESO’s) Paranal site in Chile, has made its first observations. The telescope will work with ESO’s ESPRESSO instrument to study the sun in detail. Described as a solar telescope for planet hunters, PoET aims to understand how the variation in the light from […]

A week after astronaut Jeremy Hansen blasted off on the historic Artemis II mission to the moon, his wife Catherine recalled the anxiety and thrill of witnessing the journey from afar.

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Canadian astronaut Jeremy Hansen told Prime Minister Mark Carney on Wednesday that “teamwork is willingness” during an Earth-to-space call celebrating the achievements of the historic lunar journey.

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The absence of a signal could itself be a signal. This is the idea behind a new study published in the Journal of Cosmology and Astroparticle Physics, which aims to redefine how we search for dark matter, showing that it may not be necessary to find the same “clues” everywhere in order to interpret it. […]

Leo is a prominent sight for stargazers in April. Its famous sickle, punctuated by the bright star Regulus, draws many a beginning stargazer’s eyes, inviting deeper looks into some of Leo’s celestial delights, including a great double star and a famous galactic trio.

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The Artemis II astronauts were jetting toward Earth and sharing their lunar flyby souvenirs Tuesday, delighting colleagues both at home and in space with captivating tales of their historic journey.

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The Artemis II astronauts—three Americans and one Canadian—hurtled deeper into space than any other humans during a moon flyby Monday that marks NASA’s lunar comeback.

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