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We measure the extremely long distances between things in space by light years. A light year is the distance that light travels in one Earth year. Light travels at about 300,000 kilometres per second.
In our analysis this week, we look at how NASA's proposed budget would slash the agency's science division by nearly 50%.
For only the third time in recorded history, an interstellar object has crossed into our solar system, creating quite the ...
Astronomers have spotted a new interstellar object — the third of its kind ever seen — shooting towards us through the solar ...
The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...
The first interstellar object spotted in our Solar System was the cigar-shaped ‘Oumuamua, discovered in 2017 by the ...
This discovery marks the first known case of a compact planetary system with such a noticeable tilt between close planet ...
NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and Earth -- but closer to the red planet than us at a safe 150 million miles (240 ...
NASA has discovered a new interstellar comet that's currently located about 420 million miles away from Earth. The space ...
The newest visitor is 416 million miles from the sun, out near Jupiter, and heading this way at a blistering 37 miles per ...