The breakup of C/2025 K1 (ATLAS), captured by the NASA/ESA Hubble Space Telescope, opens a window into how fragile comet nuclei evolve and collapse.
Kepler-51d is the coolest and least dense of the planets in this planetary system. “We think the three inner planets orbiting ...
New observations of L 98-59d, a member of the five-planet system L 98-59, suggest it harbors a vast global magma ocean that traps sulfur deep inside, forming a previously unrecognized class of ...
Long-term observations of WOH G64 -- once considered the most extreme red supergiant star in its galaxy -- reveal that the ...
Using a vast catalog of Sun-like stars built by ESA’s Gaia mission, astronomers have found strong evidence that our home star traveled outward with thousands of stellar counterparts roughly 4 to 6 ...
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