In this deep-space photo, the bright-green Comet 21P/Giacobini-Zinner blazes across a sparkling star field, passing by the open star cluster M37 as it makes its way through the Auriga constellation.
Related topics: Space, Science Photos, Constellations
Previously, researchers believed that Mercury, the small, rocky and barren planet 57.9 million km from the Sun and about 77.2 million km from Earth was simply too close to the star to sustain a trail of cosmic dust leftover from crumbling asteroids,...
Related topics: Space, Sun, Asteroids
Some of the peculiar aspects of our solar system—an enveloping cloud of comets, dwarf planets in weird orbits and, if it truly exists, a possible Planet Nine far from the sun—have been linked to the close approach of another star in our system's...
Related topics: Space, Sun
The extinction of dinosaurs has always been linked to a large meteorite or comet impact that happened 66 million years ago, but now new evidence shows that massive volcanic eruptions could be the real culprit.
Related topics: Dinosaurs, Paleontology, Volcanoes, Asteroids, Meteorites, Space
Astronomers refer to it as "the moon that shouldn't be there." Read more...More about Mashable Video, Neptune Moons, Hippocamp Moon, Hippocamp Formation, and Space Discoveries
Related topics: Neptune, Moon, Space, Science Videos
Scientists are saying that it’s now increasingly likely that an asteroid or comet impact could have reignited massive volcanic eruptions in India 66 million years ago.
Related topics: Asteroids, Volcanoes, Dinosaurs, Paleontology, Space
We're all made of star stuff, but some things in the universe are created by comets.
Neptune's recently discovered and smallest moon, Hippocamp, has been confirmed and observed in detail by the Hubble Space Telescope according to new research...
Related topics: Neptune, Moon, Space, Scientific Discoveries, Telescopes, Hubble Space Telescope
The Neptune neighbor, missed until now, offers clues to how moons form and shows once again that space is more crowded than it seems.
Related topics: Neptune, Moon, Space
Feeling stressed? You're not alone. ESA's Rosetta mission has revealed that geological stress arising from the shape of Comet 67P/Churyumov–Gerasimenko has been a key process in sculpting the comet's surface and interior following its formation.
Related topics: Space, European Space Agency
The brilliant comet C/2018 Y1 Iwamoto zipped by the Earth last week, and skygazers around the world managed to capture photos and videos of the incredibly rare sight.
The blue-green Comet Iwamoto was discovered by amateur astronomer Masayuki Iwamoto...
Related topics: Science Photos, Space, Science Videos, Scientific Discoveries
A deep-space panorama shows Comet 46P/Wirtanen, the Pleiades star cluster and a meteor crossing in front of the California Nebula.
Related topics: Space, Meteor, Nebulas, Science Photos
In only a few days, newly-discovered Comet Iwamoto will split the orbits of Earth and Mars, making a relatively close approach to our planet visible through small telescopes. This is a rare visit. The comet comes from the realm of Extreme...
Related topics: Scientific Discoveries, Space, Mars, Telescopes
Every year produces a handful of binocular comets, and the first one for 2019 is coming right up, with a fine apparition for Comet C/2018 Y1 Iwamoto.
The post Comet Y1 Iwamoto Tops Out in February appeared first on Universe Today.
Related topics: Space
The mysterious interstellar object 'Oumuamua may be the first known visitor from beyond our solar system, but scientists are still trying to unlock its secrets. One scientist recently proposed that what some thought to be an alien spacecraft may...
Related topics: Space, Harvard University, Spacecrafts
NASA's Deep Impact mission was the most-traveled deep-space comet hunter of its time.
Related topics: Space, NASA
Far beyond our sun, astronomers have discovered comets bombarding a young solar-type star—and possibly its inner planets
-- Read more on ScientificAmerican.com
Related topics: Space, Sun, Scientific Discoveries
A Washington, D.C. pizza parlor at the center of the far-right “Pizzagate” conspiracy theory was targeted by a suspected arsonist earlier this week. The Washington Post reported that Comet Ping Pong, a restaurant some conspiracy...
Related topics: Conspiracy Theories, Space
From a comet in 1910 to Y2K, here are seven times that theories about the world ending became the subject of public fascination.
Related topics: Space
Hosts: Fraser Cain (universetoday.com / @fcain) Dr. Morgan Rehnberg (MorganRehnberg.com / @MorganRehnberg & ChartYourWorld.org) Marco is a self-declared Asteroid/Comet whisperer. He’s dabbled in citizen science for years, and he most...
Related topics: Space, Asteroids
The ghostly green glow at the very top of this image reveals the presence of 46P Wirtanen – a relatively small comet with an estimated diameter of 1.2 kilometers. Had the path of history taken a different course, we would have much more than...
Related topics: Jupiter, Space