Ask an Astronomer Question: "How can we see a black hole?" segment number: [removed]Tom Jarrett: A black hole is one of the strangest objects in outer space. For one

Source URL: www.spitzer.caltech.edu

• Black holes
• Space
• Dark matter
• Relativity
• Supermassive black holes
• Quasar
• Astronomy
• Physics
• Galaxies

Ask an Astronomer Question: "Why does the Moon look like it changes?" segment number: [removed]DORIS DAOU:

Source URL: coolcosmos.ipac.caltech.edu

• Astronomy
• Lunar phase
• Observational astronomy
• Wet moon
• Full moon
• Astrology
• Phases of the Moon
• Moon

Ask an Astronomer Question: "What is a redshift?" segment number: [removed]Tom Jarrett: Astronomers often use the term "redshift" to describe how far away a

Source URL: www.spitzer.caltech.edu

• Astrophysics
• Astronomical spectroscopy
• Wave mechanics
• Redshift
• Blueshift
• Doppler effect
• Cosmic distance ladder
• Long-slit spectroscopy
• Quasar
• Physics
• Physical cosmology
• Astronomy

Instructions for the Transparency/Turbidity Station History & Use: The Secchi (pronounced ‘sek-e’) disk was invented by Italian Astronomer Pietro Angelo Secchi in the 1860s to measure how far a person could see down

Source URL: seagrant.uaf.edu

• Water pollution
• Chemistry
• Turbidity
• Angelo Secchi
• Lake
• Water
• Fisheries science
• Secchi disk

Hubblecast Episode 62: A spiral galaxy with a secret 00:00 [Narrator] The NASA/ESA Hubble Space Telescope – with a little help from an amateur astronomer – has produced one of the best views yet of nearby galaxy Mess

Source URL: www.spacetelescope.org

• Spiral galaxies
• NGC objects
• Unbarred spiral galaxies
• Local Group
• Peculiar galaxies
• Galaxy
• Elliptical galaxy
• Milky Way
• Centaurus A
• Astronomy
• Extragalactic astronomy
• Space

A Timeline of Meteoric Descent What excited Marshall astronomer Bill Cooke most about publication of the papers related to the Chelyabinsk fireball is how they "present a complete picture of the [event]," he said. He sha

Source URL: www.nasa.gov

• Meteoroids
• Bomb

National Gallery of Art NATIONAL GALLERY OF ART ONLINE EDITIONS Dutch Paintings of the Seventeenth Century Johannes Vermeer Dutch, [removed]

Source URL: www.nga.gov

• Painting
• Mauritshuis
• Girl with a Red Hat
• Delft
• Jacob Dissius
• John Michael Montias
• Carel Fabritius
• Woman Holding a Balance
• The Astronomer
• Visual arts
• Dutch Golden Age painters
• Johannes Vermeer

Hubble Academy Log (HAL) Level 2: Classifying and Identifying Objects I. Compare the astronomers’ chart with yours 1. List three objects on which you and the astronomers agreed. Use their numbers to identify th

Source URL: amazing-space.stsci.edu

1545 Obituaries Prepared by the Historical Astronomy Division JAMES GILBERT BAKER, 1914–2005 Dr. James Gilbert Baker, renowned astronomer and optical physicist, died 29 June 2005 at his home in Bedford, New

Source URL: aas.org

• James Gilbert Baker
• Opticians
• Astrophysics
• Arthur Eddington
• Donald Howard Menzel
• Hans Bethe
• Science
• Physics
• Fellows of the Royal Society

Astronomers of Verde Valley Astronomers of Verde Valley is an amateur astronomy club that serves the communities of the Verde Valley, Arizona. Here, surrounded by the Mingus Mountains and the Red Rock

Source URL: astroverde.org

• Astronomer
• Space
• Amateur astronomy
• Astronomy
• Messier marathon