Close Encounter with M44
On Monday, January 26, well-tracked asteroid 2004 BL86 made its closest approach, a mere 1.2 million kilometers from […]
Astronomy
Comet Lovejoy in a Winter Sky
Which of these night sky icons can you find in this beautiful and deep exposure of the northern […]
Our Galaxys Magnetic Field from Planck
What does the magnetic field of our Galaxy look like? It has long been known that a modest […]
The Milky Way over the Seven Strong Men Rock Formations
You may have heard of the Seven Sisters in the sky, but have you heard about the Seven […]
A Twisted Solar Eruptive Prominence
Ten Earths could easily fit in the “claw” of this seemingly solar monster. The monster, actually a huge […]
Light from Cygnus A
Celebrating astronomy in this International Year of Light, the detailed image reveals spectacular active galaxy Cygnus A in […]
Interior View
Some prefer windows, and these are the best available on board the International Space Station. Taken on January […]
Launch to Lovejoy
Blasting skyward an Atlas V rocket carrying a U.S. Navy satellite pierces a cloud bank in this starry […]
The Complex Ion Tail of Comet Lovejoy
What causes the structure in Comet Lovejoy’s tail? Comet C/2014 Q2 (Lovejoy), which is currently at naked-eye brightness […]
Infrared Orion from WISE
The Great Nebula in Orion is an intriguing place. Visible to the unaided eye, it appears as a […]