The Cygnus X-1 black hole formed when a large star caved in. It is pulling matter from the nearby blue star.
Black holes are a scientific mystery – there is so much still to discover. The first image of a black ...
In this activity, students create a scale model of the Solar System to help them understand distances in space.
Our Solar System, and all other star systems, form from a collapsing nebula. Often called stellar nurseries, nebulae are the ...
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