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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.
Proxima Centauri b is the closest known exoplanet to our solar system that is thought to be within the habitable zone of its star.
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 ...
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Live Science on MSN3I/ATLAS: Everything you need to know about the new 'interstellar visitor' shooting through the solar systemAstronomers have spotted a new interstellar object — the third of its kind ever seen — shooting towards us through the solar ...
The question of how life began has captivated humanity for millennia. Now, a team of scientists are preparing to use NASA's ...
Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...
Some exoplanets in their stars' habitable zones may be distinctly uninhabitable due to solar flaring. Red dwarfs are known for powerful flaring, and since they're dim and their habitable zones are ...
Astronomers tracking an interstellar object flying through the solar system think it comes from a star at least 8 billion ...
NASA's leadership change comes at a pivotal moment for the agency, which is already bracing for potentially severe funding ...
What at first seemed a routine detection of an object travelling through the solar system soon turned out to be anything but. The object’s trajectory revealed it to be a much rarer visitor than first ...
The interstellar comet 3I/Atlas is the fastest and largest of its kind, giving astronomers a rare glimpse into extrasolar ...
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