Located about 21 million light-years from our galaxy in the constellation Canes Venatici, NGC 4618 has a diameter of about one-third that of our Milky Way. Together with its neighbor, NGC 4625, it forms an interacting galaxy pair, which means that the two galaxies are close enough to influence each other gravitationally. To source
Archive | Image of the day
http://www.nasa.gov/rss/dyn/lg_image_of_the_day.rss
Denman Glacier in East Antarctica
This photograph shows ripples in the surface of Denman Glacier in East Antarctica that throw shadows against the ice. To source
Tracking Methane Sources and Movement Around the Globe
NASA’s new three-dimensional portrait of methane concentrations shows the world’s second largest contributor to greenhouse warming. To source
Astronaut Christina Koch Services a 3-D Biological Printer
Christina Koch handles media bags that enable the manufacturing of organ-like tissues using the BioFabrication Facility (BFF), a 3-D biological printer on the International Space Station. To source
Viewing Our Galactic Center
The central region of our galaxy, the Milky Way, contains an exotic collection of objects. To source
Celebrating Women at NASA: Aerospace Engineer Michelle Lynde
Michelle Lynde is an aerospace engineer who conducts aerodynamic analysis of configurations using Computational Fluid Dynamics tools, wind tunnel experiments and flight tests. To source
Remembering Apollo 15 Astronaut Al Worden
Former astronaut Al Worden, command module pilot on the Apollo 15 lunar landing, passed away March 18, 2020, in Texas. To source
Alligators and Rockets: Sharing the Kennedy Space Center
An alligator lurks in a marshy waterway at NASA’s Kennedy Space Center in Florida. The center shares a border with the Merritt Island National Wildlife Refuge. To source
Test Version of Orion Capsule Recovered in the Pacific Ocean
With the USS John P. Murtha (LPD 26) in the distance, helicopters from the HSC-23 squadron fly by a test version of an Orion capsule during Underway Recover y Test-8 in the Pacific Ocean. To source
Next Space Station Crew Takes a Break From Training
Expedition 63 crewmembers Chris Cassidy of NASA (left) and Anatoly Ivanishin (center) and Ivan Vagner of Roscosmos (right) pose for pictures in front of a Soyuz trainer. To source
Michun North: My Everyday Extraordinary Is Helping Launch America into Space
Michun North is a program analyst, who helps manage finances for the Commercial Crew Program. To source
Apollo 9 Takes the Lunar Module for a Test Drive
When Apollo 9 in March 1969 human spaceflight, it was the second crewed mission and the countdown to Apollo 11. To source
A Slice of Polar Layer Cake
The Martian ice cap is like a cake with every layer telling a story. In this case, the story is one of climate change on Mars. To source