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Articles from the BAA

Asteroid 2020 SW making a very close pass of Earth on Sept. 24

Ten-metre-wide asteroid 2020 SW misses Earth by 22,000 kilometres on September 24. At 1:15 UT that morning, see it close to Algenib in the Square of Pegasus.

Richard Miles, 2020 Sep 22

Phosphine in the Atmosphere of Venus – life or exotic chemistry?

Phosphine in the Atmosphere of Venus

Paul G. Abel, 2020 Sep 15

See the 11-day-old Moon occult Epsilon Capricorni on 27 September

The entire British Isles can view (weather permitting) this magnitude +4.5 star slide behind the dark lunar limb.

Ade Ashford, 2020 Sep 14

The old Moon and Venus buzz the Beehive at dawn on 14 September

Start the week with a beautiful dawn conjunction of the old crescent Moon, Venus and the Beehive Cluster, M44.

Ade Ashford, 2020 Sep 12

Observer's Challenge - Hunting the moons of Mars

Challenge for October : Hunting for Phobos and Deimos

Richard McKim, 2020 Sep 01

How to find Triton, Neptune's largest moon

Neptune reaches opposition on 11 September 2020. Our Track Triton web app shows you where to find the outermost planet's largest moon.

Ade Ashford, 2020 Aug 21

Which side of Mars will I see tonight?

Our interactive Mars Mapper web app helps you identify the Red Planet's surface features for the 2020-2021 apparition.

Ade Ashford, 2020 Aug 14

Observer's Challenge - Re-discovering Pluto

Can you find Pluto

Eliot Hall and Richard Miles, 2020 Aug 06

Observer's Challenge - Saturn 2020

Can you see the opposition effect

Mike Foulkes, 2020 Jul 05

BAA Summer Webinar - Saturday 4th July

2020 Jul 03

Results of the CPRE Star Count 2020

Bob Mizon, 2020 Jun 12

Observer's Challenge - Occultation of Venus by the Moon, June 19

The challenge is to make any form of observation of this daylight planetary event

David Arditti, 2020 Jun 06

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