Skała Humphrey wskazuje na starożytną...
How prevalent was water on Mars? Results from the Spirit rover now indicate that Gusev crater likely had a wet past, a result that comes shortly after Spirit's twin rover Opportunity uncovered clear evidence of past water at Meridiani Planum on ...
Ultra głębokie pole Hubble'a
What did the first galaxies look like? To help answer this question, the Hubble Space Telescope has just finished taking the Hubble Ultra Deep Field (HUDF), the deepest image of the universe ever taken in visible light. Pictured above, the HUDF ...
Księżyc i Wenus nad plażą Corona Del Mar
The crescent Moon passed nearly in front of Venus two weeks ago. The close conjunction of the night sky's two brightest objects created a striking pose for many viewing the evening sky just after sunset. Such a pose, shown above, was captured ...
Anomalny sygnał SETI
No one knows for sure what caused this signal. There is a slight possibility that it just might originate from an extraterrestrial intelligence. The bright colors on the blue background indicate that an anomalous signal was received here on ...
N49's Cosmic Blast
Scattered debris from a cosmic supernova explosion lights up the sky in this gorgeous composited image based on data from the Hubble Space Telescope. Cataloged as N49, these glowing filaments of shocked gas span about 30 light-years in our ...
V838 Mon: Echa z krawędzi
Variable star V838 Monocerotis lies near the edge of our Milky Way Galaxy, about 20,000 light-years from the Sun. Still, ever since a sudden outburst was detected in January 2002, this enigmatic star has taken the center of an astronomical stage ...
Niebo w zimnej górze
This lovely celestial view is surely a familiar one to winter skygazers in the northern hemisphere. Lights silhouetting the trees are from nearby towns Morganton and Rutherford College, North Carolina, USA. But the scene may also look familiar to ...
Rover Opportunity wskazuje, że...
Was Mars ever wet enough to support life? To help answer this question, NASA launched two rover missions to the red planet and landed them in regions that satellite images indicated might have been covered with water. Yesterday, mounting ...
NGC 6960: Mgławica "Miotła...
Ten thousand years ago, before the dawn of recorded human history, a new light must suddenly have appeared in the night sky and faded after a few weeks. Today we know this light was an exploding star and record the colorful expanding cloud as ...
Cassini zbliża się do Saturna
Are they gone? They were not originally predicted to even be there. The mystery revolves around strange shadow-like spokes that appeared on Saturn's large B-ring, the large middle ring in the complex system of particles that orbits Saturn. The ...
