Origins Uncertain: ‘Skull Hill’ Rock | Simple Site

Written by Margaret Deahn, Ph.D. Student at Purdue University Last week, NASA’s Mars 2020 rover continued its journey down lower ‘Witch Hazel Hill’ on the Jezero crater rim. The rover stopped along a boundary visible from orbit dividing light and dark rock outcrop (also known as a contact) at a site the team has called […]

Posted on April 18, 2025

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STS-51D

1

Digital Transformation (DT)

7

Tracking and Data Relay Satellite (TDRS)

1

Exploration Park

2

142

14

Flight Opportunities Program

19

Greenhouse Gases

9

Advanced Capabilities for Emergency Response Operations

1

Astrophysics Division

138

Robert A. R. Parker

1

Space Flight Awareness (SFA)

1

Jupiter

36

Mars Science Laboratory (MSL)

16

Compton Gamma Ray Observatory (CGRO)

1

Tech Demo Missions

7

Electromagnetic Spectrum

5

Voyager 2

7

Nicole P. Stott

1

Planetary Science

78

Gemini VI

1

ICON (Ionospheric Connection Explorer)

2

Apollo 10

3

C-20A

3

2

STS-113

1

International Space Station (ISS)

430

Aqua

1

Quasars

4

Centennial Challenges

10

Small Satellite Missions

26

James A. McDivitt

1

Magellan

2

CIPHER (Complement of Integrated Protocols for Human Exploration Research)

1

STS-99

1

Early Stage Innovations (ESI)

3

University Leadership Initiative

5

National Space Council Users' Advisory Group (NSpC UAG)

1

Partner with NASA STEM

8

Fruit Fly Lab (FFL)

1

Hi-Rate Composite Aircraft Manufacturing

3

Aerospace Safety Advisory Panel

1

Becoming an Astronaut

5

S3VI

1

SpaceX Commercial Resupply

19

Langley Research Center

120

MAVEN (Mars Atmosphere and Volatile EvolutioN)

13

Cryosphere

4

Terra

3

Eugene A. Cernan

1

White Sands Test Facility

18

Office of Diversity and Equal Opportunity (ODEO)

1

Prizes, Challenges & Crowdsourcing

6

Women's History Month

17

Goddard Institute for Space Studies

15

Blog Posts

NASA Science, Cargo Launches Aboard Northrop Grumman CRS-23

September 15, 2025

Mechele Elliott Safeguards Agency Information Systems at Johnson

September 15, 2025

Curiosity Blog, Sols 4649-4654: Ridges, Hollows and Nodules, Oh My

September 13, 2025

Newsletter Archive

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