When the first artificial satellite, Sputnik, was put into orbit around Earth, anyone in the path of the satellite could receive the beeps transmitted by the satellite provided they had some simple ...

Two European satellites were successfully launched into orbit on Thursday, marking the beginning of a pioneering and ambitious project to create artificial solar eclipses in space. The launch of the ...

A pair of spacecraft just launched to create hundreds of artificial solar eclipses in orbit. The European Space Agency mission, called Proba-3, will allow scientists “to see an eclipse on demand,” as ...

Satellite data used by archaeologists to find traces of ancient ruins hidden under dense forest canopies can also be used to improve the speed and accuracy to measure how much carbon is retained and ...

Two satellites just carefully lined up to form a perfect “artificial total solar eclipse” in orbit. Earlier this year, the two probes, which are part of the European Space Agency’s Proba-3 mission, ...

In October of 1957, the USSR launched the world's first artificial satellite into orbit around Earth. Today, we're combining Earth observation with image processing in the search for mineral resources ...

The first artificial satellite put into orbit was Sputnik I. It was launched by the Soviet Union in 1957, more than 10 years before the U.S. put a man on the moon. It was only about the size of a ...

A shocking image shows how the night sky view is being crowded by satellites. Astrophotographers observing Comet C/2025 A6 (Lemmon) have captured striking evidence of how rapidly Earth’s near-space ...