The theorized extra planet in our solar system remains out of sight but not out of mind.
The pair, named 203 Pompeja and 269 Justitia, bear a resemblance to objects located in the outer solar system.
With Pluto firmly in its rearview mirror, New Horizons is now hours away from reaching a milestone distance, in…
New research suggests 2I/Borisov—the second known interstellar visitor to our solar system—had never previously…
Four years ago, astronomers detected ‘Oumuamua—the first interstellar object known to pass through our solar system.…
New Horizons mission scientists have released the first peer-reviewed results from their study of 2014 MU69,…
Just months after discovering FarOut, the most distant known object in the Solar System, the same team of…
The distant (486958) 2014 MU69, nicknamed Ultima Thule, made history on New Year’s Day for becoming the farthest…
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Japanese astronomers spotted evidence of tiny Kuiper Belt object at the outer edge of the Solar System using a pair…
If you’re anything like me, you were probably a little disappointed when you saw the first pictures of Kuiper belt…
The odd orbital arrangements of objects beyond Neptune have led scientists to speculate about the existence of a…
NASA’s New Horizons is en route to Ultima Thule, a journey that will see the NASA spacecraft whiz past this…
Today was the last possible day for mission controllers to adjust the trajectory of the New Horizons spacecraft as…
A team of astronomers has discovered the most extreme trans-Neptunian object in the outer reaches of the Solar…
Though it’s still 107 million miles from its target, the New Horizons spacecraft has caught a first glimpse of…
Pluto’s most famous visitor, the New Horizons spacecraft, has woken up after 165 days of hibernation.
Pluto may not be a planet, but it remains one of the most intriguing objects in the outer Solar System. Its…
Up until July 2015, Pluto’s largest Moon, Charon, was just a pixel in terms of what we knew about it. That all…
NASA’s New Horizons spacecraft is now 3.79 billion miles from Earth, or around 41 times the distance between the…
NASA’s New Horizons spacecraft is currently hurtling towards MU69, a Kuiper Belt object located a billion miles past…