Martin Ratcliffe, Author at Astronomy.com

Saturn at Opposition at Waterton Lakes

September 2024: What’s in the sky this month? Saturn and Neptune reach opposition, with Mercury at its best

Star trails over Joshua Tree National Park

August 2024: What’s in the sky this month?

Mars and Comet C/2022 E3 (ZTF) in Taurus

July 2024: What’s in the sky this month?

Saturn and moons, as images by Hubble

Sky This Month: June 2024

Four planets in the morning sky on Oct. 20, 2015

Sky This Month: May 2024

Eclipse over the Tetons - Totality Ends

Sky This Month: April 2024

Mercury during 2023

Sky This Month: March 2024

Venus and Mars in close conjunction in the dawn sky on October 5, 2017.

Sky This Month: February 2024

Venus, Mars, Mercury, and the Moon

Sky This Month: January 2024

Venus and Jupiter over Lake Louise

Sky This Month: December 2023

Jupiter and its Galilean moons

Sky This Month: November 2023

Annular solar eclipse

Sky This Month: October 2023