Give Now

A Moment of Science

Posts tagged comets

March 19, 2018


Life From Space Dust

One theory about how life began on Earth: it was transported here by space dust.

December 13, 2017


Via the source, this is a long exposure of a night sky when the Geminids were happening. This photo can give you a sense of how many meteors it's possible to see over an extended viewing.

Meteor Showers

The Geminid Meteor Showers peak on December 13th and 14th 2017.

October 20, 2017


The images above are composite images and a montage of 67P/Churymov-Gerasimenko (the comet mentioned in the post below) releasing gas. The photo editor used images released by the European Space Agency.

Comets Delivered Xenon

Some of the xenon in Earth's atmosphere may have been delivered by comet impacts.

September 8, 2017


Other planets may have water, but not complex life like Earth.

Waterworlds Throughout The Galaxy

Earth, with its habitable conditions, may be incredibly rare.

February 15, 2016



Presenting Pluto: A Geologically Active World

Pluto's crater-less surface indicates the presence of geological processes that have erased the marks left by asteroids and comets.

May 21, 2014


The Hale-Bopp comet, which passed by Earth in 1997, had two bright tails.

Tales About Tails

Have you ever wondered why comets look the way they do when they get close to the sun?

May 20, 2014


If conditions are just right, you can actually see interplanetary dust in the form of zodiacal light.

Ashes To Ashes, Stardust To Stardust

The secret to the origins of life on Earth could be in the dust that's leftover after solar systems form.

November 7, 2012


Here is the Comet Hale-Bop

What Is The Difference Between Comets And Asteroids?

You've heard about comets and asteroids in space. What is the different?

January 27, 2011


The Oort Cloud And Comets

Have you heard about the Oort Cloud?

July 19, 2010


Kamikaze Comet ‘Stars’ In New Science Video

We bet you have never seen a space video quite like this. No one has!

Next Page »

Stay Connected

What is RSS? RSS makes it possible to subscribe to a website's updates instead of visiting it by delivering new posts to your RSS reader automatically. Choose to receive some or all of the updates from A Moment of Science:

Support for Indiana Public Media Comes From

About A Moment of Science

Search A Moment of Science