When the Earth rotates on its axis, half the Earth is facing the Sun which means it is daytime. The other half facing away from the Sun is in darkness so it is night time.
Researchers have made a groundbreaking discovery of a neutron star in the Milky Way that rotates at an astonishing 716 times per second, placing it among the fastest-spinning stars ever observed. The ...
It sounds like something out of a science-fiction movie. For the past couple of weeks, Earth's orbit has been home to a "mini-moon" the size of a city bus. The celestial object is more than just a ...