![](https://static.numoday.com/media/images/ppl/Prof_Brian_Cox.jpg)
Born: 03 Mar 1968
Prof Brian Cox
Presenter and physicist
20,643 days old
He will celebrate his 31st Martian Birthday on 24 June 2026 aged 21,297 days.
On Mars birthdays occur nearly every two years. Don't miss your next one!
Day age
Days ahead
Year age
24 Jun 2026
21,297
31st
Mars
654
58
Day age
Year age
30th
20,610
56
31st
21,297
58
32nd
21,984
60
33rd
22,671
62
34th
23,358
63
35th
24,045
65
36th
24,732
67
37th
25,419
69
38th
26,106
71
39th
26,793
73
40th
27,480
75
41st
28,167
77
42nd
28,854
78
43rd
29,541
80
44th
30,228
82
45th
30,915
84
46th
31,602
86
47th
32,289
88
48th
32,976
90
49th
33,663
92