Physicist Makes New High-resolution Panorama Of Milky Way Oct 30, 2009
Each photograph is a two-dimensional projection of the celestial sphere. As such, each one contains distortions, in much the same way that flat maps of the round Earth are distorted. (Science Daily)
'Equal night' ushers in start of autumnal season Sep 23, 2009
Technically speaking, the season changed Tuesday at 5:18 p.m. with the autumnal equinox -- one of two points in the celestial sphere where the ecliptic and the celestial equator intersect. The name is derived from Latin and means "equal night" because it is one of two days in the year -- the other being the vernal or spring equinox -- when the daylight and night time hours are of roughly equal length. (Daytona Beach News Journal -- Local)
Interactive, 360-degree Panoramic View Of Entire Night Sky Sep 16, 2009
This 360-degree panoramic image, covering the entire celestial sphere, reveals the cosmic landscape that surrounds our tiny blue planet ... This magnificent 360-degree panoramic image, covering the entire southern and northern celestial sphere, reveals the cosmic landscape that surrounds our tiny blue planet. (Science Daily)
Looking Up: Counting the stars Aug 1, 2009
The unaided human eye normally can see as faint as +6th magnitude, so in the entire celestial sphere, there are about 14,300 stars you can see. Naturally we only see half the celestial sphere at any one time, so about 7,000 stars will be above your horizon if it is very flat (as you see on the ocean from a ship). (Belmont Citizen Herald, MA)
LOOKING UP: Whats shining under our feet Feb 28, 2009
The full sky- surrounding our planet- is referred to as the Celestial Sphere ... Only from a flat area on the equator would you be able to see the entire Celestial Sphere, at one time or another. (Medfield Press, MA)
Oldest Brown Dwarf: Coolest And Oldest Objects In Galaxy Measured From Calar Alto Feb 17, 2009
This disk, seen edge-on from our planet, draws on the sky the shiny shape of the Milky Way, a tenuous ring of light that embraces all the celestial sphere. The Milky Way can be better seen in moonless summer and winter nights from dark places. (Science Daily)
