Why the Footprints Last So Long The extraordinary longevity of these marks is due to the Moon’s unique environment: What Will Eventually Erase Them? While they will last for a very long time, the footprints won’t remain forever. They are gradually being eroded by a very slow process: This erosion is so slow that the…

The “Impossible” Black Hole Mystery The mystery centers on the Pair-Instability Mass Gap. Current theory suggests that black holes formed from the collapse of massive stars shouldn’t exist in the range of approximately 70 to 140 times the mass of the Sun (70 Mʘ to 140 Mʘ). The Solution: Magnetic Fields Astrophysicists used advanced computer…