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I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.
Over the past decade, researchers have been puzzling through Pluto’s mysteries. Meanwhile, the New Horizons probe heads for interstellar space.
Observations from NASA’s Juno spacecraft reveal that Jupiter’s strong magnetic field and the unique properties of its plasma ...
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 ...
The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...
Earth" that is located about 154 light-years away and is nearly twice as big and four times as massive as our planet.
The first interstellar object spotted in our Solar System was the cigar-shaped ‘Oumuamua, discovered in 2017 by the ...
The host star, HIP 67522, is slightly larger and cooler than our Sun. But unlike our middle-aged star, this one is just 17 ...
This discovery marks the first known case of a compact planetary system with such a noticeable tilt between close planet ...
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