I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

Venus moves east as July progresses and stands 3° due north of Aldebaran on the 14th, after skirting the northern regions of ...

OF201, the object belongs to the same all-star family as Pluto: dwarf planets. Its diameter, roughly 435 miles (700 km), is half Pluto’s, ...

On July 2, 1985, the European Space Agency launched the Giotto space probe to get a close-up look at Halley's Comet. Nearly ...

Some planets take the expression "you're your own worst enemy" to the extreme. At least, that's what astronomers found when ...

It is only the third such object to have been identified as having an interstellar origin, which means it did not begin its ...

One simulation compared two comets—one with a 250-year orbit and one with a 4,000-year orbit. In both cases, the comets spent most of their time far beyond the big planets.

Astronomers have spotted unusual molecular activity in the largest Oort Cloud comet, comet Bernardinelli-Bernstein (C/2014 ...

Here is a look at a few of the biggest stories: In April 2020 a shower in the constellation Serpens was traced back to the orbit of an unknown long-period comet. In April 2019, CAMS New Zealand ...

As of Friday morning, the Tianwen-2 probe had been operating smoothly in orbit for over eight days, reaching a distance of more than 3 million kilometers from Earth, according to the China ...

News & Views Published: 10 July 2003 Planetary science Pluto's atmospheric surprise William Hubbard Nature 424, 137–138 (2003) Cite this article ...

And when the European Space Agency’s Rosetta mission became the first spacecraft to orbit and land a probe on a comet, between 2014 and 2016, it revealed that up to a quarter of the comet’s ...