“Apollo 7 Crew Trains to Test Technology for Missions to the Moon” was uploaded to Flickr

This Aug. 5 1968 image was taken aboard the MV Retriever in the Gulf of Mexico, where the Apollo 7 crew, Walter Schirra, Walter Cunningham and Donn Eisele practiced water egress procedures in preparation for the October 1968 mission. via NASA ift.tt/2xN1NAb
embiggen by clicking https://flic.kr/p/2bwbpS6
Apollo 7 Crew Trains to Test Technology for Missions to the Moon was taken on July 30, 2008 at 09:48AM

“Astronaut Michael Lopez-Alegria Works on Constructing the International Space Station” was uploaded to Flickr

During National Hispanic Heritage Month, we're celebrating the contributions of the brilliant Hispanic women and men of NASA. In this Feb. 2007 photo, astronaut Michael E. Lopez-Alegria, Expedition 14 commander, participates in a 6-hour, 40-minute spacewalk as construction continues on the International Space Station. via NASA ift.tt/2ImZuIn
embiggen by clicking https://flic.kr/p/2ap3Tc5
Astronaut Michael Lopez-Alegria Works on Constructing the International Space Station was taken on September 27, 2018 at 10:30AM

“Opportunity Emerges in a Dusty Picture” was uploaded to Flickr

NASA still hasn't heard from the Opportunity rover, but at least we can see it again. via NASA ift.tt/2OSaTC8
embiggen by clicking https://flic.kr/p/2bobnth
Opportunity Emerges in a Dusty Picture was taken on September 26, 2018 at 06:30AM

“Our Sun: Two Wavelengths, Two Different Images” was uploaded to Flickr

NASA's Solar Dynamics Observatory views our Sun in ten different wavelengths because each wavelength reveals different solar features. via NASA ift.tt/2pBGZXQ
embiggen by clicking https://flic.kr/p/MEKbdt
Our Sun: Two Wavelengths, Two Different Images was taken on September 25, 2018 at 05:30AM

“John Young Makes Last Minute Inspection of Gemini III” was uploaded to Flickr

John W. Young (1930-2018), born on Sept. 24, was NASA's longest-serving astronaut and the only astronaut to fly missions in the Gemini, Apollo and Space Shuttle Programs. via NASA ift.tt/UrxWQz
embiggen by clicking https://flic.kr/p/28DaoF1
John Young Makes Last Minute Inspection of Gemini III was taken on September 24, 2018 at 10:30AM

“Hubble’s Galaxies With Knots, Bursts” was uploaded to Flickr

In the northern constellation of Coma Berenices lies the impressive Coma Cluster — a structure of over a thousand galaxies bound together by gravity. via NASA ift.tt/2xHRxZn
embiggen by clicking https://flic.kr/p/2bfxfKd
Hubble’s Galaxies With Knots, Bursts was taken on September 17, 2018 at 02:00AM

“Small Satellite Demonstrates Possible Solution for 'Space Junk'” was uploaded to Flickr

The International Space Station deployed this small satellite for the NanoRacks-Remove Debris investigation, designed to demonstrate an approach to reduce the risks presented by orbital debris or "space junk." via NASA ift.tt/2PStm1w
embiggen by clicking https://flic.kr/p/2ab2hLb
Small Satellite Demonstrates Possible Solution for 'Space Junk' was taken on June 20, 2018 at 07:36AM

“First Light Data for NASA's Parker Solar Probe” was uploaded to Flickr

Just over a month into its mission, NASA's Parker Solar Probe has returned first-light data from each of its four instrument suites. These early observations show that each of the instruments is working well. via NASA ift.tt/2PPG410
embiggen by clicking https://flic.kr/p/2beTox2
First Light Data for NASA's Parker Solar Probe was taken on September 19, 2018 at 09:30AM

“Astronaut Serena Auñón-Chancellor Examines Her Eyes” was uploaded to Flickr

Astronaut Serena Auñón-Chancellor examines her eye with a Funduscope. via NASA ift.tt/2NmEt6k
embiggen by clicking https://flic.kr/p/2bcJbKp
Astronaut Serena Auñón-Chancellor Examines Her Eyes was taken on July 13, 2018 at 02:57PM

“Juno Captures Elusive 'Brown Barge'” was uploaded to Flickr

A long, brown oval known as a "brown barge" in Jupiter's South Equatorial Belt is captured in this color-enhanced image from NASA's Juno spacecraft. via NASA ift.tt/2OmXsds
embiggen by clicking https://flic.kr/p/2b4ULkZ
Juno Captures Elusive 'Brown Barge' was taken on September 10, 2018 at 01:10PM

“Success! Final Orion Parachute Tests Completed” was uploaded to Flickr

NASA completed the final test to qualify Orion’s parachute system for flights with astronauts, an important milestone on the path to send humans on missions to deep space. via NASA ift.tt/2CSqxMr
embiggen by clicking https://flic.kr/p/29E996T
Success! Final Orion Parachute Tests Completed was taken on September 13, 2018 at 06:30AM

“Staring Down Hurricane Florence” was uploaded to Flickr

Ever stared down the gaping eye of a category 4 hurricane? It's chilling, even from space. via NASA ift.tt/2OeQkiW
embiggen by clicking https://flic.kr/p/NSTx5U
Staring Down Hurricane Florence was taken on September 12, 2018 at 04:30AM

“Hurricane Florence Viewed from the Space Station” was uploaded to Flickr

Astronaut Ricky Arnold, from aboard the International Space Station, shared this image of Hurricane Florence on Sept. 10, taken as the orbiting laboratory flew over the massive storm. via NASA ift.tt/2CFemSZ
embiggen by clicking https://flic.kr/p/29RPTVb
Hurricane Florence Viewed from the Space Station was taken on September 10, 2018 at 09:30AM

“Bright Spots On Ceres” was uploaded to Flickr

Bright surface features on the dwarf planet Ceres known as faculae were first discovered by NASA's Dawn spacecraft in 2015. via NASA ift.tt/2Me8LCU
embiggen by clicking https://flic.kr/p/29L3EKo
Bright Spots On Ceres was taken on September 07, 2018 at 06:31AM

“'Snow Swamp' on Canada's Lowell Glacier” was uploaded to Flickr

Over a mere four days this summer, snow from the previous winter melted into a pond of slush a glaciologist called a “snow swamp.” via NASA ift.tt/2NoPJhB
embiggen by clicking https://flic.kr/p/M4zTBF
'Snow Swamp' on Canada's Lowell Glacier was taken on August 31, 2018 at 06:34AM

“Along the Way to Launch Pad 39B” was uploaded to Flickr

A truck sprays water to reduce the dust as NASA's crawler-transporter 2 with the mobile launcher atop moves slowly along, on its trek to Launch Pad 39B. via NASA ift.tt/2NRaWh0
embiggen by clicking https://flic.kr/p/M358bF
Along the Way to Launch Pad 39B was taken on September 05, 2018 at 07:30AM

“Summer Ship Tracks in the Pacific” was uploaded to Flickr

Long, narrow clouds, known as ship tracks, stood out against the backdrop of marine clouds blanketing much of the North Pacific Ocean. via NASA ift.tt/2PxiKFk
embiggen by clicking https://flic.kr/p/NCt46E
Summer Ship Tracks in the Pacific was taken on September 04, 2018 at 06:30AM