The under construction ESO Extremely Large Telescope in Chile was captured in 2025 and 2023 with the sun rising behind it. See both time-lapses here. Credit: E. Garcés/B. Häußler/ESO | edited by Space ...

An unusual x-ray signal from the Helix Nebula, first detected in 19180, could stem from a star destroying a nearby planet. Credit: NASA/CXC/A. Hobart ...

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