dr-stuart-clark
Starwatch: Why ‘night shine’ clouds at edge of space may be product of pollution
Atmospheric methane and industrial pollutants suggested as reasons for lack of noctilucent cloud sightings before 1885
Stuart Clark
29, May, 2023 @5:05 AM
Starwatch: Venus, Mars and the moon cluster with twin stars of Gemini
Castor and Pollux mark the heads of celestial siblings preparing to slip from view with the twilight
Stuart Clark
22, May, 2023 @4:30 AM
Starwatch: Earthshine lends the moon a glow
Phenomenon caused by sunlight reflecting off Earth was first explained by Leonardo da Vinci in 16th century
Stuart Clark
15, May, 2023 @5:00 AM
Starwatch: the hair and the dogs that became stand-alone constellations
Ptolemy originally regarded the stars of Coma Berenices as the tuft of Leo’s tail and saw Canes Venatici as part of the great bear
Stuart Clark
08, May, 2023 @4:00 AM
Starwatch: moon makes close pass of Virgo’s star performer
Spica, the 16th brightest star in the night sky, is 11 times larger than the sun
Stuart Clark
01, May, 2023 @4:00 AM
Starwatch: giants of Leo roar into view this week
Blue-white Regulus and red Algeiba stars will be visible around world in conjunction with moon
Stuart Clark
24, Apr, 2023 @5:00 AM
Starwatch: the Lyrid meteor shower is about to reach its peak
There may not be many of them, but they can be very bright and fast, and viewing conditions look promising
Stuart Clark
17, Apr, 2023 @5:00 AM
Starwatch: spring is the perfect time to spot Leo and its bright stars
Zodiacal constellation of the lion was recognised by Mesopotamians as early as 4000BC
Stuart Clark
10, Apr, 2023 @5:00 AM
Starwatch: moon and Antares make a beautiful pair
Enjoy the contrasting colours of these two celestial objects during the night of 9-10 April
Stuart Clark
03, Apr, 2023 @5:00 AM
Starwatch: after Venus and Jupiter, the moon pays Mars a visit
In the northern hemisphere, our natural satellite and the red planet will be high in the sky and unmistakable
Stuart Clark
27, Mar, 2023 @5:00 AM
Starwatch: a tiny sliver of moon between Venus and Jupiter
New moon will be the thinnest of all crescents with just 5% of its surface illuminated
Stuart Clark
20, Mar, 2023 @5:00 AM
Starwatch: let the moon guide you to the red jewel of Antares
Brightest star in constellation Scorpius is red supergiant star containing more than 12 times mass of Sun
Stuart Clark
13, Mar, 2023 @6:00 AM
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