Comet Collisions Could Seed Europa’s Ocean With Building Blocks of Life
Comet strikes on Jupiter’s moon Europa could help transport critical ingredients for life found on the moon’s surface to its hidden ocean of liquid water…
Comet strikes on Jupiter’s moon Europa could help transport critical ingredients for life found on the moon’s surface to its hidden ocean of liquid water…
Comets are cosmic snowballs, the frozen leftovers from the formation of the solar system composed of frozen gases, dust, and rock. They range in size…
In 2019, the European Space Agency (ESA) selected Comet Interceptor as a new fast-class (F-class) mission. These missions, where “fast” refers to development speed, are…
What Is a Comet? A comet is an icy, rocky mass that has passed close by the Sun within our Solar System, and has thus…
For the past thirty years, astronomers have been fascinated with the star ß Pictoris because it allows them to observe a young planetary system in…
The next full moon is the Pink Moon, the Sprouting Grass, Egg, or Fish Moon; the Pesach, Passover, or Paschal Moon; the Hanuman Jayanti Festival…
4-Billion-Year-Old Relic From The Early Solar System Is Headed This Way Denizens of deep space, comets are among the oldest objects in the solar system….
As comets approach the Sun, they release gas and dust known to astronomers as cometary activity. For comets passing near or inside Earth’s orbit, this…
Scientists will learn about objects trespassing on our cosmic turf So far, only two interstellar objects have been spotted buzzing through our solar system, but…
Did comet’s fiery destruction lead to downfall of ancient Hopewell? Researchers at the University of Cincinnati find evidence of cosmic cataclysm 1,500 years ago at…
An accidental discovery and a love of spectroscopic perturbations leads to the solution of a 90-year-old puzzle. In a global collaboration, a team of researchers…
What if a 10 km (6.5 mile)-wide asteroid was on a bee-line towards Earth, with an impending, calamitous impact just six months away? This was…
For the second time in its mission so far, the ESA/NASA Solar Orbiter spacecraft has flown through the tail of a comet. Predicted in advance…
What’s the difference between asteroids, comets and meteors? These space rocks each have their own unique attributes. But differences aside, these fascinating objects are all…
Comet Leonard, a mass of space dust, rock, and ice about a kilometer across is heading for a close pass of the Sun on 3…
When Comet Leonard, a mass of space dust, rock, and ice about a half-mile (1 kilometer) wide, makes its closest pass of the Sun on…
The team solved this mystery with the help of a vacuum chamber, a lot of lasers, and one powerful cosmic reaction. Every so often, the…
The brightest comet of the year, named “Leonard” after the University of Arizona researcher who discovered it, is paying one last visit to Earth’s neighborhood…