Sign Up for Our Amazing Newsletter!
A daily update by email. Science news, great photos, sky alerts.
Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.
Posts by
Guy Ottewell
A sense of balance, at the solstice point
At the December solstice, Earth arrives at the 4th of the year’s 4 cardinal points.
December 21, 2018
Venus hovers near Spica
Venus and the bright star Spica have been near each other for some days, and will remain so for a few days longer. We're now in the middle of the best time to see them near each other in the east before sunup.
November 13, 2018
Venus, she or it?
Are you interested in the famous 8-year cycle of Venus? The charts in this post - from astronomer Guy Ottewell - illustrate it. Also, weigh in on whether you think we should describe Venus as she or it!
September 9, 2018
Moonless nights ahead for the Perseids
It'll be a great year for the annual Perseid meteor shower. Don't miss this preview by Guy Ottewell, which has the best charts you'll find anywhere online.
August 8, 2018
The July 27 total eclipse of the moon
More details and more charts, from Guy Ottewell.
July 27, 2018
Mars and moon meet at midnight
Best insights - and best charts - anywhere online about Mars' wonderful July 2018 opposition and meet-up with the moon on the dome of Earth's sky.
July 26, 2018
On and in extinction
"I am living a few hundred feet above a scar, a surface representing the worst disaster ever inflicted on planet Earth."
May 29, 2018
Our line of sight to bright planets today
This chart - from astronomer Guy Ottewell in England - shows the paths of the planets in April and May, and sightlines from Earth to them on April 29.
April 29, 2018
April 21 is Astronomy Day
A beautiful chart from astronomer Guy Ottewell, showing the evening sky on Astronomy Day 2018. Plus links to Astronomy Day events and other info.
April 21, 2018
Oumuamua’s path in our solar system
You’ve probably read about this unprecedented visitor from interstellar space. Astronomer Guy Ottewell thought you’d like to see its trajectory through our solar system.
December 27, 2017
