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Proxima Centauri, just 4.24 light-years from Earth, is the closest known star to our Sun. Though it’s the smallest member of ...
The universe beyond our Solar System is vast and filled with mysteries, and some of its most fascinating secrets lie just beyond our cosmic doorstep. While the Sun is the closest star to Earth, it's ...
Aliens could spot Earth because of airports such as Heathrow and Gatwick, according to new research. Radar systems used by ...
By looking at the shifting of stars in photos from the New Horizons probe, astronomers have calculated its position in the ...
Answer 17: A meteoroid is a small rocky or metallic body in space. A meteor is the streak of light produced when a meteoroid enters Earth’s atmosphere. A meteorite is a meteoroid that survives passage ...
Humans might not know of any intelligent beings beyond Earth, but if they exist, they might already know about us. New ...
A new study reveals that a common human technology may be quietly broadcasting our presence to alien civilizations—without us ...
Astronomers have discovered yet another alien visitor to the Solar System.
The University of Manchester-led study proposes potential extraterrestrials could have spotted Earth's airports ...
Before defining what a light-year is, we should define what a light-year is not: It is not a measure of time, but rather a ...
Astronomers have discovered yet another alien visitor to the Solar System. This one appears to be a comet, a ball of dust, ice and various volatile materials. It is rapidly ...