To get an even better view of space, some telescopes are in orbit around Earth. From there, they can view faraway space objects wi

黑洞 哈勃 holes blackholes holes黑洞 2025-03-28 12:37  7

Earth is so far away from the nearest black hole that its gravity isn't strong enough to pull us towards it at this distance. The

黑洞 星系 holes blackholes holes黑洞 2025-03-18 18:36  7

All the stuff that gets sucked into a black hole is compressed into a tiny dot in the middle. That dot is smaller than a grape. It

黑洞 holes blackholes 2025-02-02 01:02  11

Gravity is a pulling force. All objects have it and the bigger the object, the stronger its gravity. On Earth, gravity is what mak

黑洞 holes blackholes 2025-01-15 16:06  11

After burning for billions of years, they get old and begin to run out of fuel. It still takes a long time for a star to die - it

黑洞 holes blackholes 2025-01-08 09:00  13