You Searched For "interstellar comet" and got 20 results
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2 mins read
A mysterious green comet is approaching Earth and could be visible to the naked eye soon. Here's how to see it.
Comet Nishimura is already visible with small telescopes. If it survives the sun, it will be visibl…
Marianne Guenot
2 mins read
Second mysterious interstellar space object to fly through our solar system has an official name
Now it officially has a name — 2I/Borisov. The 2I represents that it’s the second interstellar…
3 mins read
The mysterious interstellar object 'Oumuamua was a chunk of planet from another solar system, a new study says
Some astronomers think space object 'Oumuamua could have been an alien spaceship. But new research …
Aylin Woodward
3 mins read
NASA captures an exploding comet on its hunt for planets outside our solar system
The National Aeronautics and Space Administration (NASA) was on the hunt for planets outside our …
2 mins read
Origin story: All comets come from the same place next to the Sun
Comets can be found flying all over the solar system, but all of them could have originated in the …
4 mins read
A black hole spewed out material equivalent to 500 Empire State Buildings at nearly the speed of light — and NASA caught it on video
This black hole and its companion star make up the system called MAXI J1820+070 located within t…
6 mins read
A second mysterious object from interstellar space may be about to fly through our solar system
"It's so exciting, we're basically looking away from all of our other projects right now," Olivier …
Dave Mosher,Morgan McFall-Johnsen
3 mins read
A rare chemical that helped DNA form may have come to Earth on comets from newborn stars, astronomers find
Astronomers had already found traces of phosphorus in data Rosetta gathered about 67P, but they had…
Morgan McFall-Johnsen
5 mins read
NASA's Hubble space telescope just took incredible photos of a visiting comet from another star system
"New comets are always unpredictable," Max Mutchler, another member of the Hubble team, said in the…
Morgan McFall-Johnsen
4 mins read
The bizarre interstellar object 'Oumuamua that flew through our solar system was almost definitely not aliens, a new study says
The limits of information gathered about the object left room for scientists to offer guesses about…
Aylin Woodward,Dave Mosher
3 mins read
Mysterious interstellar 'Oumuamua' object could be a solar-powered alien probe, Harvard scientists say
Instead, it had dived between Mercury and the sun and was zooming past Earth on its way out of our …
Alex Lockie
4 mins read
A new image of a mysterious object careening toward our solar system strongly suggests it's the first comet from another star system
Gennady Borisov, an amateur astronomer in Crimea, first spotted C/2019 Q4 in the sky on August 30. …
Morgan McFall-Johnsen,Dave Mosher
9 mins read
A bizarre interstellar object called 'Oumuamua continues to perplex astronomers a year after it vanished. Here's why a few scientists still wonder if it was alien.
However, Olivier Hainaut, an astronomer with the European Southern Observatory, told Business Insid…
Dave Mosher
1 min read
Here's What It Means When NASA Says Voyager 1 Is In Interstellar Space
The scale is in astronomical units (AU). One AU is equal to the Earth's distance from the sun - abo…
Kelly Dickerson
3 mins read
How to watch tomorrow's meteor shower created by a rogue comet that could be from another solar system
To glimpse the meteors all you have to do is lie on your back and keep your eyes peeled in the dire…
Jessica Orwig
15 mins read
A Harvard professor is risking his reputation to search for aliens. Tech tycoons are bankrolling his quest.
Avi Loeb thinks the public has a right to know the truth about UFOs. He hopes his controversial ide…
Marianne Guenot
3 mins read
It should take another 300 years for NASA's Voyager 1 probe to reach the most distant region of our solar system. Until then, it's cruising through the void between the stars.
Voyager 1 crossed the heliopause in 2012 and is drifting through interstellar space at the edge of …
Paola Rosa-Aquino
3 mins read
A Harvard-led team is launching a new project to search for physical evidence of aliens and their technology
Astrophysicist Avi Loeb is leading the Galileo Project, a program that will search for signs of ext…
Aylin Woodward
4 mins read
A weird, cigar-shaped object flew through the solar system last year. Now astronomers may know where it came from.
By comparing the historic path of 'Oumuamua against these millions of stars, the team discovered fo…
Dave Mosher
6 mins read
Mysterious space objects like 'Oumuamua will visit our solar system again. Scientists may intercept the next one with a robotic probe.
In November 2017, Trilling and others published a study suggesting that current telescopes may see …