Hunt for 25,000 hidden asteroids as scientist reveals how we’d stop a dangerous city-killer rock hurtling towards Earth
NASA is about to begin a massive hunt for hidden asteroids, and may uncover city-destroying space rocks we’ve missed.
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Space photo of the week: Hubble zooms in on the glittering galaxy next door
The Small Magellanic Cloud, a dwarf galaxy about 200,000 light-years from the solar system, can be seen with the naked eye ...