What has nine heads, deadly breath, poisonous blood and stretches nearly one-third of the way around the whole sky? It’s the dreaded sea serpent known as the Hydra.
Locating Bootes and its bright star Arcturus is a snap. Just face the northeastern sky in the early evening and use the handle of the nearby Big Dipper as a pointer — follow the arc of the curved handle to find Arcturus.
This year, on Tuesday night, April 21 into Wednesday morning, April 22, the Earth will pass through the Lyrid dust swarm, creating 20 or more beautiful falling stars per hour.
If you missed the “new star” in Sagittarius last month, like I did, when it was at its peak brightness, I have some good news.
Early next Saturday morning, Coloradans will experience the third total lunar eclipse of the current tetrad of lunar eclipses.
About 10,000 years ago, in a star system far, far away, a layer of superheated hydrogen gas on the surface of a dead star called a white dwarf erupted in a thermonuclear inferno. The light flash from that explosion finally arrived at Earth last week producing the brightest “nova stella” in our skies since at least August 2013.
The season of spring officially arrives in the Northern Hemisphere Friday at 3:45 pm, Colorado time. That’s the moment when the sun crosses the equator on its way north — what we call the vernal equinox.
The seven bright stars that form the Big Dipper shine prominently above the northeastern horizon as darkness falls in March. It looks as if the Big Dipper is balancing precariously on its bent handle.
Images taken of Ceres by NASA's Dawn spacecraft as it approaches the dwarf planet have far exceeded Hubble’s best shots. We now can see craters large and small pocking Ceres’ surface.
The arrival of Leo into our early evening sky is a sure sign that springtime is not far behind.