Nina Sen

This unique method of photography is called steel wool spinning. This image was taken by Nimit Nigam from Kaza, Spiti, Himachal Pradesh, India on Sept. 17, 2015.

Astrophotographer Ken Lee took the image of the glittering Milky Way from Arches National Park in Utah.

Astrophotographer Laura Austin captured this stunning image of the ISS in the night sky on Sept. 10, 2015 from Sarnia, Ontaria, Canada.

Living right on the flight path to Los Angeles International Airport delivers stunning night sky shots of the moon for astrophotographer Raul Roa. Roa took the image from Whittier, Calif.

A long, exhausting hike was worth the effort for astrophotographer Justin Majeczky who captured this stunning image of the Milky Way over South Lake Tahoe in June 2015.

Photographer Jeffrey Berkes captured this stunning moment as the moon entered full eclipse right when Old Faithful erupted at Yellowstone National Park.

The image was taken by astrophotgrapher Sergio Montúfar on October 16th 2015 from Península Valdés, Puerto Madryn, Chubut, in Argentinian Patagonia.

Astrophotographer Chris Schur took this image of Comet Catalina and its tails on Dec. 2, 2015 from Payson, Arizona.

Astrophotographer A. Garrett Evans took this image in June 26, 2015 from Lower Falls in the Yellowstone Grand Canyon.

Astrophotographer Ron Brecher took this image of IC 417, known as the spider nebula, from Guelph, Ontario.

This image of the Milky Way from the edge of the Grand Prismatic Spring in the Midway Geyser Basin in Yellowstone on June 27, 2015.

Skywatcher Stephen Ippolito captured this image of the Milky Way over some friendly cows was taken in New Hampshire on Sept. 11, 2015.

A golden-green Aurora shines over Moraine Lake from Banff National Park in Alberta, Canada.

Astrophotographer Rico Granger took this image in July, 2014 from Hawaii Volcanoes National Park.

Astrophotographer John Chumack, along with daughter Kayla, took this close-up of a solar prominence on May 19, from Dayton, Ohio.

A gorgeous example of a phenomenon known as "light pillars" was captured in this breathtaking scene over Provincia de Buenos Aires, Argentina by astrophotographer Sergio Emilio Montúfar Codoñer.

A three-hour drive provided an amazing shot of a golden meteor shower for astrophotographer Tomas Milan.

Astrophotographer Matt Smith captured this image of the Milky Way near Batesville in South Texas on May 25. See how he captured the photo here.

The crescent moon lit up by earthshine was captured by astrophotographer John Chumack on Sept. 8, 2015.

Skywatcher Stephen Ippolito captured this image of a harbor seal and the Milky Way while stargazing at Sand Beach in Acadia National Park in Maine.

See how photographer Stephen Ippolito captured this amazing view from from Bell Rock in Sedona, Arizona.

Astrophotographer Adam Woodworth took this image of an aurora from Norstead, a Viking village replica.

This stunning image of a purple and gold aurora was taken by Jason Matias at the Wild Horses Monument on the Columbia River Gorge in Washington.