Astrophysics News

New Image Captures 'Stealth Merger' of Dwarf Galaxies

New images of a nearby dwarf galaxy have revealed a dense stream of stars in its outer regions, the remains of an even smaller companion galaxy in the process of ...  > full story

Milky Way's Black Hole Found Grazing on Asteroids

The giant black hole at the center of the Milky Way may be vaporizing and devouring asteroids, which could explain the frequent flares observed, according to ...  > full story

Most Detailed Infrared Image of the Carina Nebula Ever

ESO's Very Large Telescope has delivered the most detailed infrared image of the Carina Nebula stellar nursery taken so far. Many previously hidden features, ...  > full story

Classic Portrait of a Barred Spiral Galaxy

The NASA/ESA Hubble Space Telescope has taken a picture of the barred spiral galaxy NGC 1073, which is found in the constellation of Cetus (The Sea Monster). Our own galaxy, the Milky ...  > full story

• Space Exploration
  Galaxies
  NASA
  Astronomy
  Space Missions
  Space Probes
   
  

  NASA's Galaxy Evolution Explorer in Standby Mode

  February 9, 2012 — NASA's Galaxy Evolution Explorer, or Galex, was placed in standby mode Feb. 7, 2012 as engineers prepare to end mission operations, nearly nine years after the telescope's launch. The spacecraft is ... > full story
• Stars
  Spintronics
  Astrophysics
  Black Holes
  Solar Flare
  Galaxies
   
  

  Millisecond Pulsar Paradox: Stellar Astrophysics Helps Explain Behavior of Fast Rotating Neutron Stars in Binary Systems

  February 2, 2012 — Pulsars are among the most exotic celestial bodies known. They have diameters of about 20 kilometers, but at the same time roughly the mass of our sun. A sugar-cube sized piece of its ultra-compact ... > full story
• Galaxies
  Astronomy
  Astrophysics
  Stars
  NASA
  Space Telescopes
   
  

  Hubble Zooms in on a Magnified Galaxy

  February 2, 2012 — Astronomers aimed Hubble at one of the most striking examples of gravitational lensing, a nearly 90-degree arc of light in the galaxy cluster RCS2 032727-132623. Hubble's view of the distant ... > full story
• Galaxies
  Stars
  Black Holes
  Astrophysics
  Astronomy
  Nebulae
   
  

  Do Black Holes Help Stars Form?

  February 2, 2012 — The center of just about every galaxy is thought to host a black hole, some with masses of thousands of millions of Suns and consequently strong gravitational pulls that disrupt material around them. ... > full story
• Nebulae
  Stars
  Space Telescopes
  Astrophysics
  Space Exploration
  NASA
   
  

  Stellar Nursery: A Pocket of Star Formation

  February 1, 2012 — A new view shows a stellar nursery called NGC 3324. It was taken using the Wide Field Imager on the MPG/ESO 2.2-meter telescope at the La Silla Observatory in Chile. The intense ultraviolet radiation ... > full story
• Sun
  Galaxies
  Astrophysics
  Solar Flare
  Astronomy
  NASA
   
  

  IBEX Spacecraft Measures 'Alien' Particles from Outside Solar System

  January 31, 2012 — Using data from NASA's Interstellar Boundary Explorer spacecraft, an international team of researchers has measured neutral "alien" particles entering our solar system from interstellar space. A ... > full story

  More: 

  • Glimpses of the Interstellar Material Beyond Our Solar System
  • IBEX Probe Glimpses Interstellar Neighborhood
• Sun
  Solar Flare
  Astrophysics
  Astronomy
  NASA
  Stars
   
  

  'Cool' Gas May Form and Strengthen Sunspots

  January 31, 2012 — Hydrogen molecules may act as a kind of energy sink that strengthens the magnetic grip that causes sunspots, according to scientists using a new infrared instrument on an old ... > full story
• Galaxies
  Stars
  Astronomy
  Black Holes
  Astrophysics
  Space Telescopes
   
  

  Scientists See 'Sloshing' Galaxy Cluster

  January 30, 2012 — Scientists have recently discovered that vast clouds of hot gas are "sloshing" in Abell 2052, a galaxy cluster located about 480 million light years from ... > full story
• Extrasolar Planets
  Astronomy
  Pluto
  Stars
  Kuiper Belt
  NASA
   
  

  NASA's Kepler Announces 11 New Planetary Systems Hosting 26 Planets

  January 26, 2012 — NASA's Kepler mission has discovered 11 new planetary systems hosting 26 confirmed planets. These discoveries nearly double the number of verified Kepler planets and triple the number of stars known ... > full story
• NASA
  Space Exploration
  Astronomy
  Space Missions
  Black Holes
  Space Probes
   
  

  NASA's NuSTAR Ships to Vandenberg for March 14 Launch

  January 25, 2012 — NASA's Nuclear Spectroscopic Telescope Array, or NuSTAR, shipped to Vandenberg Air Force Base, Calif., on Jan. 24, 2012, to be mated to its Pegasus launch vehicle. The observatory will detect X-rays ... > full story

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