A rare Comet is approaching Earth. Comet P1 Nishimura can now be seen in the sky.
Is this where Earth got its water from? NASA’s James Webb Space Telescope has detected water in a rare main-belt comet.
Although we can’t go there, imaging the comet’s coma and inner tails through a small telescope gives us a good idea.
Of the two Comet NEOWISE tails evident, the blue ion tail on the left points directly away from the Sun and is pushed out by the flowing
Comet NEOWISE is now visible and it won’t be for almost 7,000 years. Watch the amazing video taken from the ISS showing the comet over the Earth.
Blowing in the solar wind the spectacular ion tail of beautiful Comet SWAN extends far across this 10 degree wide telephoto field of view.
Scientists captured stunning new images of interstellar comet Borisov with a giant 100,000-mile-long tail.
The mystery of why Earth has so much water, allowing our “blue marble” to support an astounding array of life, is clearer with new research into comets.
NASA releases Near-Earth Object preparedness plan — asteroids and comets whose orbits come within 30 million miles of Earth — known as NEOs.
Old Comet 45P, has returned to the inner Solar System. Image credit Fritz Helmut Hemmerich