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Deep Space Astronomy

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Barnard's Galaxy NGC 6822: One of the Closest Galaxies to the Milky Way

By: Feature Writer Kelly Whitt

The CoRoT-7 Planetary System: Star's Exoplanets Are Super-Earths

By: Feature Writer Kelly Whitt

Faster Than Light Expansion of the Universe: What Does it Mean for a Galaxy to Recede at Superluminal Speed?

By: Jasper Palfree

The Chandra X-ray Observatory: A Space Telescope Almost 1/3 of the Way to the Moon Boosts Astronomy

By: George Garza

The Astronomy of the Local Group: The Local Space Neighborhood Contains Over 30 Galaxies

By: George Garza

When Planets Collide: What Happens During the Impact of Planetary Worlds

By: Feature Writer Kelly Whitt

NASA Search for ExoPlanets, The Kepler Mission: Looking for Planets in the Habitable Zone

By: George Garza

Most Distant Supernovae Yet: New Farthest Known Stellar Explosions Detected

By: Feature Writer Kelly Whitt

Medium-Sized Black Holes: A New Class of Black Holes Is Discovered

By: Feature Writer Kelly Whitt

How to See a Black Hole: Astronomers Pioneer Telescopic Methods to Study Sagittarius A*

By: Lawrence De Geest

Facts about the Star Betelgeuse: A Red Giant in Orion Is Surprisingly Shrinking

By: Feature Writer Kelly Whitt

The Arches Cluster: A Star Family Near the Galactic Center

By: Feature Writer Kelly Whitt

Mysterious Space Object Found at Cosmic Dawn: One-of-a-Kind Gas Blob Discovered in Early Universe

By: Feature Writer Kelly Whitt

A Binary Black Hole System: Twin Monsters Found at the Center of a Galaxy

By: Feature Writer Kelly Whitt

The Search for Extraterrestrial Intelligence: The Hunt For Alien Life Is A Slow Process

By: Terry Long

Hubble Deep View of a Spiral Galaxy: NGC 4921 in the Coma Cluster Illustrates the Parts of a Galaxy

By: Feature Writer Kelly Whitt

The Truth Behind the Eye of God Nebula: What Is the Image Made by NASA's Hubble Telescope

By: Feature Writer Kelly Whitt

NASA Takes Steps Toward Interplanetary Internet: October 2008 Tests of Deep Space Communication Network Successful

By: Louise Harris

How Brown Dwarfs Form: The Birth of Failed Stars

By: Feature Writer Kelly Whitt

First Picture of Planetary System Beyond the Sun: Scientists Have Finally Imaged More than One Planet around a Star

By: Feature Writer Kelly Whitt

The Galaxy M83: The Southern Pinwheel in the Constellation Hydra

By: Feature Writer Kelly Whitt

Lithium's Rarity in the Universe: Element's Properties, Place in Universe and Big Bang

By: Stephanie Cox

Planet Hunting: The Search for Planets around Other Stars

By: Feature Writer Kelly Whitt

Galactic Mergers in the Universe: Milky Way and Andromeda

By: Stephanie Cox

Colliding Galaxies: Great Mergers in the Universe

By: Feature Writer Kelly Whitt

Hole in the Universe: Astronomers Find a Giant Cosmic Void

By: Feature Writer Kelly Whitt

Pulsars and Neutron Stars: Black Holes, Neutrons, and Pulsars

By: Shawn Landis

Event Horizon and Photon Sphere: Static Isolated Black Hole Structure Outside Schwarzschild Radius

By: Feature Writer Paul A. Heckert

Black Hole Singularity: Structure Inside the Event Horizon or Schwarzschild Radius

By: Feature Writer Paul A. Heckert

Origin of the Idea of Black Holes: Corps Obscura to Schwarzschild's Solution to Einstein's Equation

By: Feature Writer Paul A. Heckert

Discovery of Astronomical X-Rays: Cygnus X-1, the First Star Identified as a Likely Black Hole

By: Feature Writer Paul A. Heckert

X-Ray Flickering in Cygnus X-1: Identifying HDE226868, Optical Counterpart to a Likely Black Hole

By: Feature Writer Paul A. Heckert

Black Hole or Neutron Star: How the Mass Tells Us What an Astronomical X-Ray Source Is

By: Feature Writer Paul A. Heckert

Google Sky: From the Earth to the Universe

By: Feature Writer Kelly Whitt

Supernova Destroys Star Rho Cas: A Last Silent yet Bright Explosion Spews Star-Stuff Deep into Space

By: Feature Writer Frank W. Hardy

Black Holes Space/Time Distortion: Where Gravity has Gone Wild - What Falls in Never Comes Out

By: Feature Writer Frank W. Hardy

Is the Universe Expanding: Dark Matter and Dark Energy Quash the Debate

By: Feature Writer Frank W. Hardy

The Circle of Life The End: The Death and Rebirth of Stars

By: Feature Writer Frank W. Hardy

The Circle of Life The Beginning: The Birth and Life of Stars

By: Feature Writer Frank W. Hardy

Feeding Black Holes: Illumination of the Invisible

By: Feature Writer Frank W. Hardy

Stellar Populations in the Galaxy: Walter Baade's Discovery of Population I and II Stars

By: Feature Writer Paul A. Heckert

Hubble's Galaxy Classifications: Irregular, Elliptical, & Normal & Barred Spiral Galaxies

By: Feature Writer Paul A. Heckert

Multiple and Binary Star Systems: Optical Double Stars & Visual, Eclipsing, & Spectroscopic Binaries

By: Feature Writer Paul A. Heckert

Galaxies and Clusters of Galaxies: The Milky Way Galaxy and Large Scale Structure of the Universe

By: Feature Writer Paul A. Heckert

Astronomical Clustering of Stars: Globular and Galactic (Open) Clusters and O and B Associations

By: Feature Writer Paul A. Heckert

Most Distant Galaxies: Seeing Back to the Edge of the Cosmic Dark Ages

By: Feature Writer Kelly Whitt

Neutron Star Has Monster X-Ray Jet: Power Source Rivals Black Holes

By: Feature Writer Kelly Whitt

Double Supernova Seen: One Galaxy Hosts Two Gigantic Explosions

By: Feature Writer Kelly Whitt

Crab Nebula Supernova Observations: Ancient Chinese Records of the July 4, 1054 Supernova

By: Feature Writer Paul A. Heckert

Anasazi Supernova Observations: Chaco Canyon Petroglyph May Record 1054 Birth of the Crab Nebula

By: Feature Writer Paul A. Heckert

The Crab Nebula Supernova 1054 AD: The Biggest July 4 Fireworks Explosion in History Formed M1

By: Feature Writer Paul A. Heckert

Imaginary Time—Not What You Think: In Mathematics and Physics Imaginary Time Really Does Exist

By: Charles Anderson

Gravitational Lens and Dark Matter: Massive Galaxies Bend Light from Distant Quasars

By: Feature Writer Paul A. Heckert

Evidence for Dark Matter Found: A Ring of Dark Matter Has Been Discovered in a Galaxy Cluster

By: Feature Writer Kelly Whitt

Biggest Supernova Discovered: Gigantic Stellar Explosion Reveals New Type of Supernova

By: Feature Writer Kelly Whitt

Gliese 581c: Telescope at European Southern Observatory Detects New Planet

By: Scott Hayden

New Planet May Harbor Life: The First Earth-Like Habitable Exoplanet Has Been Discovered

By: Feature Writer Kelly Whitt

Black Holes, What are They? Why Nothing Can Escape From a Black Hole

By: Feature Writer Paul A. Heckert

Variable Star Classifications: Types of Stars that Change in Brightness

By: Feature Writer Paul A. Heckert

Falling into Black Holes: Earth's Orbit if the Sun Collapsed to a Black Hole

By: Feature Writer Paul A. Heckert

Exploring Supernovae: Looking at the Different Kinds and Notable Historic Explosions

By: Feature Writer Kelly Whitt

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