BBC Sky at Night - UK (2021-08)

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Explore the celestial sphere with our Northern Hemisphere all-sky chart
How to use this chart

1. Hold the chart
   so the direction
   you’re facing is
   at the bottom.


2. The lower half
   of the chart
   shows the sky
   ahead of you.


3. The centre of
   the chart is the
   point directly
   over your head.

Sunrise/sunset in August*

*Times correct for the centre of the UK

Date Sunrise Sunset

1 Aug 2021 05:26 BST 21:06 BST

11 Aug 2021 05:43 BST 20:46 BST

21 Aug 2021 06:00 BST 20:25 BST

31 Aug 2021 06:18 BST 20:02 BST

Moonrise times

1 Aug 2021, 00:01 BST 17 Aug 2021, 17:22 BST

5 Aug 2021, 01:44 BST 21 Aug 2021, 20:40 BST

9 Aug 2021, 06:10 BST 25 Aug 2021, 21:41 BST

13 Aug 2021, 11:39 BST 29 Aug 2021, 22:39 BST

Moonrise in August*

1 August at 01:00 BST

15 August at 00:00 BST

31 August at 23:00 BST

On other dates, stars will be in slightly different positions

because of Earth’s orbital motion. Stars that cross the

sky will set in the west four minutes earlier each night.

When to use this chart

Saturday Sunday Monday Tuesday Wednesday Thursday Friday

PERSEUS

Arcturus

Cir

cle

t

N

E

S

W

5 º

STAR NAME

CONSTELLATION

NAME

GALAXY

OPEN CLUSTER

GLOBULAR

CLUSTER

PLANETARY

NEBULA

DIFFUSE

NEBULOSITY

DOUBLE STAR

VARIABLE STAR

THE MOON,

SHOWING PHASE

COMET TRACK

ASTEROID

TRACK

STAR-HOPPING

PATH

METEOR

RADIANT

ASTERISM

PLANET

QUASAR

STAR BRIGHTNESS:

MAG. 0

& BRIGHTER

MAG. +1

MAG. +2

MAG. +3

MAG. +4

& FAINTER

MILKY WAY

COMPASS AND

FIELD OF VIEW

KEY TO

STAR CHARTS

Lunar phases in August

50 BBC Sky at Night Magazine August 2021

THE NIGHT SKY – AUGUST

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78910111213

14 15 16 17 18 19 20

21 22 23 24 25 26 27

28 29 30 31

NEW MOON

FULL MOON