Biggest Space Discoveries in 2025: From New Comets and Black Holes to Sign of Life on Mars
The year 2025 proved extraordinary for astronomy, delivering discoveries that stretched from our cosmic backyard to distant galaxies. Scientists tracked Comet 3I/ATLAS, only the third known interstellar object, while nearby stars like Barnard’s Star and Alpha Centauri revealed new planetary companions. On Mars, strange “leopard spots” raised hopes of ancient microbial life.
