NASA's Nancy Grace Roman Space Telescope is approaching its planned launch window, while teams continue final preparations for one of the most important new observatories of the decade.
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The Artemis II astronauts are set to receive the Congressional Space Medal of Honor after their historic journey beyond the Moon.
NASA and SpaceX have completed an important Flight Readiness Review as the Nancy Grace Roman Space Telescope approaches launch.
New Hubble and Gaia observations provide evidence that the young Milky Way merged with a smaller dwarf galaxy billions of years ago.
ESA's Mars Express spacecraft has produced a detailed visualization of one of Mars' enormous ancient impact regions.
Researchers studying an extremely distant red source observed by JWST are investigating whether it represents a previously unknown class of object.
The James Webb Space Telescope captured a spectacular region of the Carina Nebula filled with young stars, dust and glowing gas.
The annual Perseid meteor shower reached its peak in August, with dark skies and the new Moon providing excellent observing conditions.
A total solar eclipse crossed parts of Greenland, Iceland, Spain and Portugal while much of Europe experienced a partial eclipse.
ESA's Proba-3 spacecraft pair performed another artificial eclipse, allowing scientists to study the Sun's faint corona.
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