#astronomy Contained in the December 2019 Problem
Uncovering the Secrets and techniques of the Ice Giants, Sketching Superbubbles, & Avoiding Passion Killers In December’s problem of Sky & Telescope, see what the Martian rovers have seen whereas traversing the rolling hills and layered mesas of Mars: Learn concerning the mud storms they combat via, Curiosity’s chilly nights in Gale Crater, and the
Uncovering the Secrets and techniques of the Ice Giants, Sketching Superbubbles, & Avoiding Passion Killers
In December’s problem of Sky & Telescope, see what the Martian rovers have seen whereas traversing the rolling hills and layered mesas of Mars: Learn concerning the mud storms they combat via, Curiosity’s chilly nights in Gale Crater, and the Martian polar ice caps. Talking of chilly, if you happen to haven’t heard from Uranus and Neptune since Voyager 2’s flybys within the 1980s, see what scientists have discovered since then within the problem’s cowl story. Be a part of Mel Bartels as he units out to sketch the Orion-Eridanus Superbubble, and be sure you share Jerry Oltion’s article on simply what to keep away from when shopping for one’s first telescope. Don’t overlook to try Saturn, Venus, and Jupiter earlier than they drop out of sight for the yr. Whilst you’re at it, mark your calendar for the Geminid meteor bathe on December 14. The Geminids share the sky with the Moon, so flip your again on it to guard your evening imaginative and prescient. However on different nights you may take a while to discover craters hugging its limb , or discover Pisces with Sue French. Lastly, as the last decade involves a detailed, ponder the boundaries of human information by looking again at science on the flip of the 20th century.
NASA / Mars Reconnaissance Orbiter
The Uncared for Planets
A long time after a lone spacecraft flew by, the photo voltaic system’s ice giants and their many moons nonetheless guard loads of secrets and techniques.
By Ken Croswell
Martian Climate Report
Storms, radiation, and dirt mix to create a lethal surroundings on the Purple Planet.
By Jim Bell
Be a part of the creator as he explores the Orion-Eridanus Superbubble area, sketchpad on the prepared.
By Mel Bartels
This is find out how to keep away from shopping for an costly doorstop.
By Jerry Oltion
Simply Over a Century In the past
What may the studying public learn about astronomy in 1900?
By Klaus Brasch
Past the Printed Web page
Chang’e four’s new residence inside Von Karman crater.
CNSA / CLEP
Discover a Map of Stellar Strings
Astronomers have mapped strings of stars within the Solar’s neighborhood. Delve into an interactive 3D model.
New Photos from China’s Chang’e four
Click on via to see extra photos from Chang’e four on the farside of the Moon.
Report Your Meteor Bathe Observations
In case you’re watching the Geminids, you’ll be able to report your observations to the Worldwide Meteor Group.
Discover the Ice Giants
Obtain finder charts for Uranus and Neptune.
ALSO IN THIS ISSUE
A Geminid heads for the horizon above “First Canyon,” east of Gallup, New Mexico, on December 13, 2017.
John Van’t Land / S&T Photograph Gallery
Planetary Finale of the 12 months
Three planets depart to reset for a tremendous yr to return.
By Fred Schaaf
The Geminid meteor bathe shares the sky with moonbeams this yr, however just a little preparation will assist maximize your observations.
By S. N. Johnson-Roehr
These attention-grabbing craters require a robust northwest libration and regular atmospheric circumstances.
By Charles Wooden
The Darkling Fish
Dim Pisces teems with wonderful galaxies and double stars.
By Sue French
Desk of Contents
See what else December’s problem has to supply.