Bookmarks/astronomy

• Astronomy Picture of the Day (Archive)
  • The Rosette Nebula
  • Canaries Sky
  • NGC 3603: From Beginning To End
  • Arcs and Jets in Herbig-Haro 34
  • The Rosette Nebula in Hydrogen, Oxygen, and Sulfur
  • The Hubble Deep Field
  • Sgr A*: Fast Stars Near the Galactic Center
  • M57: The Ring Nebula in Lyra
  • The Eskimo Nebula from Hubble in Gemini
  • NGC 4676: When Mice Collide
  • Eta Carinae (more, more and more)
  • The Pleiades Star Cluster (M45) (with names)
  • Colorful Clouds of Orion (M42) (more)
  • Solstice Celebration (the Sun in UV light)
  • The Dumbbell Nebula in Hydrogen and Oxygen (M27)
  • Stars and the Bubble Nebula
  • The Reflecting Dust Clouds of Orion (M78 and NGC 2071)
  • Dumbbell Nebula Close-Up from Hubble
  • M42: Wisps of the Orion Nebula
  • Jupiter Portrait (The Greatest Jupiter Portrait)
  • NGC 6960: The Witch's Broom Nebula (more)
  • An Orion of a Different Color
  • Looking Back at an Eclipsed Earth
  • The Great Nebula in Orion
• NASA's Planetary Photojournal
  • Jupiter
• European Southern Observatory
  • The Orion Nebula: The Jewel in the Sword
• National Optical Astronomy Observatory
  • Image Gallery
    • AE Aurigae
    • The Veil Nebula, NGC6960
• SEDS - Students for the Exploration and Development of Space
  • Constellations, Constellation Families
  • The Messier catalog (indexes: object index, photos)
    • M1, the Crab nebula
    • M16 and the Eagle Nebula
    • M31, the Andromeda Galaxy
    • M45, the Pleiades (with names)
    • M57, the Ring Nebula
  • The Interactive NGC Catalog Online
• An Atlas of The Universe
• History of Astronomy
• The Constellations and their Stars
• The Jupiter Satellite Page
• The Life Cycles of Stars: How Supernovae Are Formed
• Moon Phases at Googol.com
• Digital Images of the Sky
• HubbleSite
  • Saturn's Aurora
  • Biggest 'Zoom Lens' in Space Takes Hubble Deeper into the Universe
  • Pluto's Two Small Moons Officially Named Nix and Hydra
  • Cassiopeia A - The Colorful Aftermath of a Violent Stellar Death
• Australia Telescope National Facility
  • First Double Pulsar Found
• Space Telescope Science Institute
• National Solar Observatory
• Chandra X-ray Observatory Center
• The Solar and Heliospheric Observatory (SOHO)
  • Hot Shots (solar flares, CMEs)
• MegaPrime (the new Canada-France-Hawaii Telescope's digital camera)

Missions

• Mars Exploration Rover Mission [jpl.nasa.gov]
  • Spaceflight Now:
    • MER-A: mission status
    • MER-B: mission status
• Cassini-Huygens

Portals

• The Astronomy Net
• SPACE.com
  • Leonid Meteor Shower Special Report (nov 19)
• Astrophotography by Jerry Lodriguss
  • Northern Fall Milky Way

Research

• Scientific American:
  • Parallel Universes

• Volume Visualization of the Orion Nebula
• Galactic Center Research - The Mass of Sgr A*
• Introduction to neutron stars

Cosmology

• Ned Wright's Cosmology Tutorial
• The Cosmological Constant (Sean M. Carroll)
• The Cosmic Microwave Background
  • Frequently Asked Questions
• Cosmology: A Research Briefing
• In The Matrix (Martin Rees)

Telescopes

• Telescope Resolving Power – explanation and simulation of telescope diffraction

Software

• Stellarium photo-realistic sky generator
• XEphem
• Celestia: a 3D space simulator

Fun

• What's the Matter with the Universe?

Misc

• Associazione Astrofili Trentini
• Palomarweb