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See where NASA Mars helicopter flew during its 10.5 mile (16.7 km) Jezero Crater trek. Credit: NASA/JPL-Caltech ...

The Dark Energy Spectroscopic Instrument (DESI) has completed its originally planned five-year mission and mapped more than 47 million galaxies and quasars, and will continue observations into 2028 ...

Nasa is set to reveal billions of undiscovered galaxies, including a "treasure trove" of planets beyond our solar system. The ...