
The black hole is very big. It has as much matter as four million Suns! It is also very far away. Dr. Ghez used these telescopes to find it.
Photo Credit: Abbie Warnock-Matthews/Shutterstock
World Space Week begins October 4th. It ends on October … read more
Gertrude Caton-Thompson was an English archaeologist. She was born in … read more
Elana Meyers Taylor races in a sled called a bobsled. … read more
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