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The Smoking Mountain
Erta Ale, in the East African Rift, is Ethiopia’s most active volcano.
Artificial Intelligence Plus Your Cell Phone Means Better Maps of Earth!
In 2019, the GLOBE Land Cover project began asking volunteers to help map planet Earth by taking photos of their surroundings facing multiple directions, including north, south, east and west. Now, a new paper by Huang et al. demonstrates how to combine these images using…
30 Years Ago: STS-61, the First Hubble Servicing Mission
“Trying to do stellar observations from Earth is like trying to do birdwatching from the bottom of a lake.” James B. Odom, Hubble Program Manager 1983-1990. The discovery after its launch that the Hubble Space Telescope’s primary mirror suffered from…
Sols 4028-4029: Should I Stay or Should I Go Now?
It is not unusual for things to not quite go according to plan when commanding a robotic rover more than 370,000,000 km (233,000,000 miles) away on Mars.
Sols 4025-4027: MAHLI Marathon
We have a three-sol plan today packed with many MAHLI observations! MAHLI will acquire images of the “Sequoia” drill hole, drill hole tailings, CheMin inlet, and the REMS UV sensor.
Coastal Somalia
Water-carved canyons and wind-sculpted dunes adorn the desert landscape.
Flooding in Southern Brazil
Storms brought flooding to Rio Grande do Sul and Santa Catarina in November 2023, continuing a trend of wet weather in the region.
NASA Welcomes Angola as Newest Artemis Accords Signatory
During a ceremony in Washington Nov. 30, Angola became the 33rd country to sign the Artemis Accords. The Artemis Accords establish a practical set of principles to guide space exploration cooperation among nations, including those participating in NASA’s Artemis program.…
Erickson to Retire after Over 40 Years of Service
December 1, 2023 It is my pleasure to share information about new hires within NASA’s Science Mission Directorate (SMD) on this blog, and it is also my bittersweet duty to share information about retirements. After 40 years with NASA, Kristen…
Antarctic Iceberg Sails Away
Stuck on the seafloor for decades, Iceberg A-23A now freely drifts northward toward warmer, iceberg-destroying waters.
NASA Honors Steve Jurczyk, Former Acting Administrator, Space Leader
Former NASA Acting Administrator Steve Jurczyk passed away Nov. 23, at the age of 61, following a battle with pancreatic cancer. During his career, which spanned more than three decades with the agency, Jurczyk rose in ranks to associate administrator,…
Hubble Celebrates 30th Anniversary of Servicing Mission 1
In the pre-dawn hours on Dec. 2, 1993, the space shuttle Endeavour launched from Kennedy Space Center in Florida on a critical mission to repair NASA’s Hubble Space Telescope. Hubble was designed to be serviced in space with components that…
Counteracting Bone and Muscle Loss in Microgravity
In microgravity, without the continuous load of Earth’s gravity, the tissues that make up bones reshape themselves. Bone cells readjust their behaviors—the cells that build new bone slow down, while the cells that break down old or damaged bone tissue…
Hubble Views a Double Cluster of Glowing Galaxies
This Hubble image features a massive cluster of brightly glowing galaxies, first identified as Abell 3192. Like all galaxy clusters, this one is suffused with hot gas that emits powerful X-rays, and it is enveloped in a halo of invisible dark matter.…
December’s Night Sky Notes: A Flame in the Sky – the Orion Nebula
It’s that time of year again: winter! Here in the Northern Hemisphere, the cold, crisp sky offers spectacular views of the Orion Nebula!
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