Search

NASA+

Search

Suggested Searches

Climate Change
Artemis
Expedition 64
Mars perseverance
SpaceX Crew-2
International Space Station
View All Topics A-Z

Home
Missions
Humans in Space
Earth
The Solar System
The Universe
Science
Aeronautics
Technology
Learning Resources
About NASA
Español

News & Events
Multimedia
NASA+

Featured

The European Space Agency’s Mars Express orbiter captured this view of Mars’ south polar ice cap Feb. 25, 2015. Three years later, the spacecraft detected a signal from the area to the right of the ice cap that scientists interpreted as an underground lake.

NASA Orbiter Shines New Light on Long-Running Martian Mystery

article3 days ago

CHAPEA mission 2 crew members (from left) Ross Elder, Ellen Ellis, Matthew Montgomery, and James Spicer, pose in front of the door to the simulated Martian landscape for their first photo inside the CHAPEA habitat after their mission began in October 2025

CHAPEA Crew Begins Stay Inside NASA’s Mars Habitat for Second Mission

article3 days ago

NASA, NOAA Rank 2025 Ozone Hole as 5th Smallest Since 1992

NASA, NOAA Rank 2025 Ozone Hole as 5th Smallest Since 1992

article4 days ago

Missions

Search All NASA Missions
A to Z List of Missions
Upcoming Launches and Landings
Spaceships and Rockets
Communicating with Missions
Artemis
James Webb Space Telescope
Hubble Space Telescope
International Space Station
OSIRIS-Rex

Humans in Space

Why Go to Space
Astronauts
Commercial Space
Destinations
Spaceships and Rockets
Living in Space

Earth

Explore Earth Science
Climate Change
Earth, Our Planet
Earth Science in Action
Earth Multimedia
Earth Data
Earth Science Researchers

The Solar System

The Sun
Mercury
Venus
Earth
The Moon
Mars
Jupiter
Saturn
Uranus
Neptune
Pluto & Dwarf Planets
Asteroids, Comets & Meteors
The Kuiper Belt
The Oort Cloud
Skywatching

The Universe

Exoplanets
The Search for Life in the Universe
Stars
Galaxies
Black Holes
The Big Bang
Dark Energy
Dark Matter

Science

Earth Science
Planetary Science
Astrophysics & Space Science
The Sun & Heliophysics
Biological & Physical Sciences
Lunar Science
Citizen Science
Astromaterials
Aeronautics Research
Human Space Travel Research

Aeronautics

Science in the Air
NASA Aircraft
Flight Innovation
Supersonic Flight
Air Traffic Solutions
Green Aviation Tech
Drones & You

Technology

Technology Transfer & Spinoffs
Space Travel Technology
Technology Living in Space
Manufacturing and Materials
Robotics
Science Instruments
Computing

Learning Resources

For Kids and Students
For Educators
For Colleges and Universities
For Professionals
Science for Everyone
Requests for Exhibits, Artifacts, or Speakers
STEM Engagement at NASA

About NASA

NASA's Impacts
Centers and Facilities
Directorates
Organizations
People of NASA
Careers
Internships
Our History
Doing Business with NASA
Get Involved
Contact

NASA en Español

Ciencia
Aeronáutica
Ciencias Terrestres
Sistema Solar
Universo

News & Events

News Releases
Recently Published
Video Series on NASA+
Podcasts & Audio
Blogs
Newsletters
Social Media
Media Resources
Events
Upcoming Launches & Landings
Virtual Guest Program

Multimedia

NASA+
Images
NASA Live
NASA Apps
Podcasts
Image of the Day
e-Books
Interactives
STEM Multimedia
NASA Brand & Usage Guidelines

Featured

NASA’s Roman Observatory Passes Spate of Key Tests

NASA’s Roman Observatory Passes Spate of Key Tests

article 3 days ago

Hubble Seeks Clusters in ‘Lost Galaxy’

Hubble Seeks Clusters in ‘Lost Galaxy’

article 1 week ago

Europa Clipper Captures Uranus With Star Tracker Camera

Europa Clipper Captures Uranus With Star Tracker Camera

article 1 week ago

Highlights

CHAPEA Crew Begins Stay Inside NASA’s Mars Habitat for Second Mission

CHAPEA Crew Begins Stay Inside NASA’s Mars Habitat for Second Mission

article 3 days ago

NASA’s 2025 Astronaut Candidates: Shaping Artemis Exploration

NASA’s 2025 Astronaut Candidates: Shaping Artemis Exploration

article 4 days ago

The Overview Effect: Astronaut Perspectives from 25 Years in Low Earth Orbit

The Overview Effect: Astronaut Perspectives from 25 Years in Low Earth Orbit

article 5 days ago

Highlights

Landsat 6

Landsat 6

article 4 days ago

NASA, NOAA Rank 2025 Ozone Hole as 5th Smallest Since 1992

NASA, NOAA Rank 2025 Ozone Hole as 5th Smallest Since 1992

article 4 days ago

NASA, Aerospace Corporation Study Sharpens Focus on Ammonia Emissions

NASA, Aerospace Corporation Study Sharpens Focus on Ammonia Emissions

article 1 week ago

Highlights

NASA Orbiter Shines New Light on Long-Running Martian Mystery

NASA Orbiter Shines New Light on Long-Running Martian Mystery

article 3 days ago

Amendment 24: F.10 Payloads and Research Investigations on the Surface of the Moon (PRISM) Due Dates Reset and Other Changes.

Amendment 24: F.10 Payloads and Research Investigations on the Surface of the Moon (PRISM) Due Dates Reset and Other Changes.

article 4 days ago

What’s Up: November 2025 Skywatching Tips from NASA

What’s Up: November 2025 Skywatching Tips from NASA

article 1 week ago

Featured

Hubble Seeks Clusters in ‘Lost Galaxy’

Hubble Seeks Clusters in ‘Lost Galaxy’

article 1 week ago

Corrections to F.3 Exoplanets Research

Corrections to F.3 Exoplanets Research

article 1 week ago

NASA’s TESS Spacecraft Triples Size of Pleiades Star Cluster

NASA’s TESS Spacecraft Triples Size of Pleiades Star Cluster

article 1 week ago

Highlights

PLANETS Units Have Landed – Free NASA-Funded Out-of-School Time Resources

PLANETS Units Have Landed – Free NASA-Funded Out-of-School Time Resources

article 2 days ago

Amendment 26: D.2 Astrophysics Data Analysis Final Text and Due Dates Released

Amendment 26: D.2 Astrophysics Data Analysis Final Text and Due Dates Released

article 2 days ago

NASA & GLOBE Connect People, Land, and Space

NASA & GLOBE Connect People, Land, and Space

article 3 days ago

Highlights

NASA’s X-59 Completes First Flight, Prepares for More Flight Testing

NASA’s X-59 Completes First Flight, Prepares for More Flight Testing

article 1 week ago

NASA Flights Study Cosmic Ray Effects for Air, Future Space Travelers

NASA Flights Study Cosmic Ray Effects for Air, Future Space Travelers

article 2 months ago

NASA, Partners Push Forward with Remotely Piloted Airspace Integration

NASA, Partners Push Forward with Remotely Piloted Airspace Integration

article 2 months ago

Highlights

Amendment 24: F.10 Payloads and Research Investigations on the Surface of the Moon (PRISM) Due Dates Reset and Other Changes.

Amendment 24: F.10 Payloads and Research Investigations on the Surface of the Moon (PRISM) Due Dates Reset and Other Changes.

article 4 days ago

What is BioSentinel?

What is BioSentinel?

article 1 week ago

NASA, Industry Weave Data Fabric with Artificial Intelligence

NASA, Industry Weave Data Fabric with Artificial Intelligence

article 2 weeks ago

Featured

Join Artemis

Join Artemis

article 2 weeks ago

Featured

NASA, Aerospace Corporation Study Sharpens Focus on Ammonia Emissions

NASA, Aerospace Corporation Study Sharpens Focus on Ammonia Emissions

article 1 week ago

New Citizen Science Proposals Funded in 2025

New Citizen Science Proposals Funded in 2025

article 1 week ago

The Overview Effect: Astronaut Perspectives from 25 Years in Low Earth Orbit

The Overview Effect: Astronaut Perspectives from 25 Years in Low Earth Orbit

article 5 days ago

Highlights

Pódcast en español de la NASA estrena su tercera temporada

Pódcast en español de la NASA estrena su tercera temporada

article 5 months ago

Las carreras en la NASA despegan con las pasantías

Las carreras en la NASA despegan con las pasantías

article 7 months ago

El X-59 de la NASA completa las pruebas electromagnéticas

El X-59 de la NASA completa las pruebas electromagnéticas

article 9 months ago

Sitemap

April 14, 1999

Home
Sitemap
1999
04
April 14, 1999

At the Edge: Monitoring Glaciers to Watch Global Warming

National Aeronautics and Space Administration

NASA explores the unknown in air and space, innovates for the benefit of humanity, and inspires the world through discovery.

About NASA's Mission

Home
News & Events
Multimedia
NASA+
Missions
Humans in Space
Earth
The Solar System
The Universe
Science
Aeronautics
Technology
Learning Resources
About NASA
NASA en Español (opens in new tab)

Follow NASA

More NASA Social Accounts
NASA Newsletters

Sitemap
For Media
Privacy Policy
FOIA
No FEAR Act
Office of the IG (opens in new tab)
Budget & Annual Reports
Agency Financial Reports
Contact NASA
Accessibility

Responsible NASA Official:

Abigail Bowman

Was this page helpful?

Was this page helpful?

Yes

No