Search results
Results from the WOW.Com Content Network
The universe's expansion rate, a figure called the Hubble constant, is measured in kilometers per second per megaparsec, a distance equal to 3.26 million light-years.
The Cosmic Calendar is a method to visualize the chronology of the universe, scaling its currently understood age of 13.8 billion years to a single year in order to help intuit it for pedagogical purposes in science education or popular science.
There will be a rare full moon on a leap day; this event happens roughly once every century. [23] The next full moon on a leap day will not occur until February 29, 2124. [24] 2052 December 6 The closest supermoon of the century will occur. [25] 2053 August 29 A Total Penumbral Lunar Eclipse will occur, the first since 2006. [26] 2057
The redshift hypothesised in the Big Bang model would by itself explain the darkness of the night sky even if the universe were infinitely old. In the Steady state theory the universe is infinitely old and uniform in time as well as space. There is no Big Bang in this model, but there are stars and quasars at arbitrarily great distances.
The aurora is expected to be bright and visible in multiple northern U.S. states Oct. 3 through Oct. 5 as well as from the lower Midwest to Oregon.
Slightly lower and to the left of the belt will be Sirius, the brightest star in the night sky. From there, Procyon will be slightly higher and to the left. Betelgeuse will visible by gazing back ...
The Big Ring is composed of numerous galaxies and galaxy clusters that form a continuous, almost perfect ring-like pattern in space. With its diameter of 1.3 billion light years and a circumference of 4 billion light years, it is one of the largest known structures within the observable universe.
For sky-gazers observing the golden orb this weekend, the Leonid meteor shower could make for a dazzling bonus feature as it reaches its peak on Saturday night into early Sunday, according to the ...