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

New NASA Sensor Goes Hunting for Critical Minerals

article19 hours ago

A black circle fills half the image, from the upper left corner to the middle. Around the edges of the black circle, there is a wispy white glow - the Sun's corona. Small pink bursts -- prominences -- are visible through the corona. The rest of the image is black.

NASA Wins Second Emmy Award for 2024 Total Solar Eclipse Broadcast

article5 days ago

The complete observatory in a clean room

NASA Completes Nancy Grace Roman Space Telescope Construction

article6 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 Spots a Storm of New Stars

Hubble Spots a Storm of New Stars

article 5 days ago

NASA Selects 2 Instruments for Artemis IV Lunar Surface Science

NASA Selects 2 Instruments for Artemis IV Lunar Surface Science

article 6 days ago

NASA-JAXA XRISM Finds Elemental Bounty in Supernova Remnant

NASA-JAXA XRISM Finds Elemental Bounty in Supernova Remnant

article 6 days ago

Highlights

NASA Selects 2 Instruments for Artemis IV Lunar Surface Science

NASA Selects 2 Instruments for Artemis IV Lunar Surface Science

article 6 days ago

NASA Astronaut Jonny Kim Advances Research Aboard Space Station

NASA Astronaut Jonny Kim Advances Research Aboard Space Station

article 1 week ago

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 2 weeks ago

Highlights

Galleries – Ames Earth Science

Galleries – Ames Earth Science

article 16 hours ago

New NASA Sensor Goes Hunting for Critical Minerals

New NASA Sensor Goes Hunting for Critical Minerals

article 19 hours ago

Senyar Swamps Sumatra

Senyar Swamps Sumatra

article 5 days ago

Highlights

NASA Wins Second Emmy Award for 2024 Total Solar Eclipse Broadcast

NASA Wins Second Emmy Award for 2024 Total Solar Eclipse Broadcast

article 5 days ago

F.10 PRISM Correction, FAQ posted, and pre-proposal teleconference today December 5, 2025.

F.10 PRISM Correction, FAQ posted, and pre-proposal teleconference today December 5, 2025.

article 5 days ago

NASA Selects 2 Instruments for Artemis IV Lunar Surface Science

NASA Selects 2 Instruments for Artemis IV Lunar Surface Science

article 6 days ago

Featured

Hubble Spots a Storm of New Stars

Hubble Spots a Storm of New Stars

article 5 days ago

NASA-JAXA XRISM Finds Elemental Bounty in Supernova Remnant

NASA-JAXA XRISM Finds Elemental Bounty in Supernova Remnant

article 6 days ago

NASA Completes Nancy Grace Roman Space Telescope Construction

NASA Completes Nancy Grace Roman Space Telescope Construction

article 6 days ago

Highlights

Galleries – Ames Earth Science

Galleries – Ames Earth Science

article 16 hours ago

New NASA Sensor Goes Hunting for Critical Minerals

New NASA Sensor Goes Hunting for Critical Minerals

article 19 hours ago

Amendment 27: B.4 Space Weather Research-to-Operations-to-Research Step-2 Due Date delayed to April 10, 2026

Amendment 27: B.4 Space Weather Research-to-Operations-to-Research Step-2 Due Date delayed to April 10, 2026

article 2 days ago

Highlights

NASA Demonstrates Safer Skies for Future Urban Air Travel

NASA Demonstrates Safer Skies for Future Urban Air Travel

article 14 hours ago

New NASA Sensor Goes Hunting for Critical Minerals

New NASA Sensor Goes Hunting for Critical Minerals

article 19 hours ago

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 3 weeks ago

Highlights

F.10 PRISM Correction, FAQ posted, and pre-proposal teleconference today December 5, 2025.

F.10 PRISM Correction, FAQ posted, and pre-proposal teleconference today December 5, 2025.

article 5 days ago

OVERFLOW 2.5

OVERFLOW 2.5

article 7 days ago

OVERFLOW 2.4

OVERFLOW 2.4

article 7 days ago

Featured

Join the Artemis Mission to the Moon

Join the Artemis Mission to the Moon

article 3 weeks ago

Featured

NASA Wins Second Emmy Award for 2024 Total Solar Eclipse Broadcast

NASA Wins Second Emmy Award for 2024 Total Solar Eclipse Broadcast

article 5 days ago

Eclipse Soundscapes Volunteers Still Engaged in Scientific Discovery Post-Eclipse

Eclipse Soundscapes Volunteers Still Engaged in Scientific Discovery Post-Eclipse

article 7 days ago

The International Space Station Marks 25 Years of Continuous Human Presence

The International Space Station Marks 25 Years of Continuous Human Presence

article 1 week 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

November 22, 1999

Home
Sitemap
1999
11
November 22, 1999

Silvus Borealis
Multiple Galaxy Collisions Surprise Hubble Astronomers

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