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

A New Alloy is Enabling Ultra-Stable Structures Needed for Exoplanet Discovery

A New Alloy is Enabling Ultra-Stable Structures Needed for Exoplanet Discovery

article1 day ago

Students and advisors with the 12 finalist teams for the 2025 Human Lander Challenge competed in Huntsville, Alabama, near the agency’s Marshall Space Flight Center between June 24-26.

NASA Announces Winners of 2025 Human Lander Challenge

article5 days ago

Hubble Captures an Active Galactic Center

Hubble Captures an Active Galactic Center

article5 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

Hubble Captures an Active Galactic Center

Hubble Captures an Active Galactic Center

article 5 days ago

By Air and by Sea: Validating NASA’s PACE Ocean Color Instrument

By Air and by Sea: Validating NASA’s PACE Ocean Color Instrument

article 6 days ago

NASA Mars Orbiter Learns New Moves After Nearly 20 Years in Space

NASA Mars Orbiter Learns New Moves After Nearly 20 Years in Space

article 6 days ago

Highlights

NASA Announces Winners of 2025 Human Lander Challenge

NASA Announces Winners of 2025 Human Lander Challenge

article 5 days ago

NASA, Australia Team Up for Artemis II Lunar Laser Communications Test

NASA, Australia Team Up for Artemis II Lunar Laser Communications Test

article 6 days ago

Testing NASA-Developed Heat Shield Made by U.S. Company

Testing NASA-Developed Heat Shield Made by U.S. Company

article 1 week ago

Highlights

By Air and by Sea: Validating NASA’s PACE Ocean Color Instrument

By Air and by Sea: Validating NASA’s PACE Ocean Color Instrument

article 6 days ago

NASA-Assisted Scientists Get Bird’s-Eye View of Population Status

NASA-Assisted Scientists Get Bird’s-Eye View of Population Status

article 1 week ago

NASA Tech to Use Moonlight to Enhance Measurements from Space

NASA Tech to Use Moonlight to Enhance Measurements from Space

article 2 weeks ago

Highlights

What’s Up: July 2025 Skywatching Tips from NASA

What’s Up: July 2025 Skywatching Tips from NASA

article 2 hours ago

NASA Missions Help Explain, Predict Severity of Solar Storms

NASA Missions Help Explain, Predict Severity of Solar Storms

article 23 hours ago

Solar System Science Program (ROSES C.2)

Solar System Science Program (ROSES C.2)

article 1 day ago

Featured

Discovery Alert: Flaring Star, Toasted Planet

Discovery Alert: Flaring Star, Toasted Planet

article 3 hours ago

3 Years of Science: 10 Cosmic Surprises from NASA’s Webb Telescope

3 Years of Science: 10 Cosmic Surprises from NASA’s Webb Telescope

article 4 hours ago

Hubble Captures an Active Galactic Center

Hubble Captures an Active Galactic Center

article 5 days ago

Highlights

Near-Earth Asteroids as of July 2025

Near-Earth Asteroids as of July 2025

article 3 hours ago

3 Years of Science: 10 Cosmic Surprises from NASA’s Webb Telescope

3 Years of Science: 10 Cosmic Surprises from NASA’s Webb Telescope

article 4 hours ago

NASA Missions Help Explain, Predict Severity of Solar Storms

NASA Missions Help Explain, Predict Severity of Solar Storms

article 23 hours ago

Highlights

NASA Air Taxi Passenger Comfort Studies Move Forward

NASA Air Taxi Passenger Comfort Studies Move Forward

article 2 weeks ago

NASA Aircraft to Make Low-Altitude Flights in Mid-Atlantic, California

NASA Aircraft to Make Low-Altitude Flights in Mid-Atlantic, California

article 2 weeks ago

NASA Tech to Measure Heat, Strain in Hypersonic Flight

NASA Tech to Measure Heat, Strain in Hypersonic Flight

article 2 weeks ago

Highlights

NASA-Assisted Scientists Get Bird’s-Eye View of Population Status

NASA-Assisted Scientists Get Bird’s-Eye View of Population Status

article 1 week ago

Testing NASA-Developed Heat Shield Made by U.S. Company

Testing NASA-Developed Heat Shield Made by U.S. Company

article 1 week ago

Heliophysics – Research and Development of Initiatives of Advanced New Technologies (RADIANT) Program

Heliophysics – Research and Development of Initiatives of Advanced New Technologies (RADIANT) Program

article 1 week ago

Featured

Career Spotlight: Mathematician (Ages 14-18)

Career Spotlight: Mathematician (Ages 14-18)

article 1 month ago

Featured

By Air and by Sea: Validating NASA’s PACE Ocean Color Instrument

By Air and by Sea: Validating NASA’s PACE Ocean Color Instrument

article 6 days ago

NASA Announces Winners of 2025 Human Lander Challenge

NASA Announces Winners of 2025 Human Lander Challenge

article 5 days ago

NASA Mars Orbiter Learns New Moves After Nearly 20 Years in Space

NASA Mars Orbiter Learns New Moves After Nearly 20 Years in Space

article 6 days ago

Highlights

Pódcast en español de la NASA estrena su tercera temporada

Pódcast en español de la NASA estrena su tercera temporada

article 24 hours ago

Las carreras en la NASA despegan con las pasantías

Las carreras en la NASA despegan con las pasantías

article 2 months ago

El X-59 de la NASA completa las pruebas electromagnéticas

El X-59 de la NASA completa las pruebas electromagnéticas

article 4 months ago

Sitemap

December 03, 2002

Home
Sitemap
2002
12
December 03, 2002

Hubble Makes Precise Measure of Extrasolar World’s True Mass

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

Follow NASA

More NASA Social Accounts
NASA Newsletters

Sitemap
For Media
Privacy Policy
FOIA
No FEAR Act
Office of the IG
Budget & Annual Reports
Agency Financial Reports
Contact NASA
Accessibility

Responsible NASA Official:

Abigail Bowman

Was this page helpful?

Was this page helpful?

Yes

No