Skip to main content

Search This Blog

BetaCygni

This blog is about the universe we live in with an emphasis on the solar system.

Get link
Facebook
X
Pinterest
Email
Other Apps

December 24, 2016

Blue Light Bad

http://darksky.org/why-is-blue-light-at-night-bad/

Get link
Facebook
X
Pinterest
Email
Other Apps

Comments

Popular Posts

$300 Billion to Mars

Get link
Facebook
X
Pinterest
Email
Other Apps

New Gully on Mars!

Get link
Facebook
X
Pinterest
Email
Other Apps

Powered by Blogger

Theme images by Matt Vince

BetaCygni: I'm an amateur astronomer. When you wish upon a star, your dreams come true.

Archive

2025 1
- January 1

2024 28
- December 3
- September 2
- August 2
- July 1
- June 5
- May 1
- April 1
- March 1
- February 6
- January 6
2023 38
- November 5
- October 5
- September 3
- July 2
- June 3
- May 5
- April 4
- March 9
- February 2
2022 78
- December 2
- November 7
- October 5
- September 7
- August 5
- July 12
- June 7
- May 1
- April 9
- March 5
- February 10
- January 8
2021 137
- December 13
- November 8
- October 11
- September 1
- August 9
- July 16
- June 10
- May 11
- April 14
- March 12
- February 19
- January 13
2020 223
- December 18
- November 17
- October 23
- September 25
- August 30
- July 13
- June 20
- May 23
- April 16
- March 12
- February 19
- January 7
2019 158
- December 4
- November 1
- August 16
- July 18
- June 11
- May 22
- April 20
- March 10
- February 31
- January 25
2018 362
- December 31
- November 32
- October 18
- September 25
- August 37
- July 69
- June 30
- May 24
- April 41
- March 22
- February 27
- January 6
2017 186
- December 12
- November 11
- October 25
- September 4
- August 15
- July 18
- June 13
- May 18
- April 16
- March 19
- February 19
- January 16
2016 369
2015 588
- December 52
- November 45
- October 42
- September 45
- August 47
- July 50
- June 59
- May 64
- April 54
- March 44
- February 38
- January 48
2014 442
- December 45
- November 16
- October 58
- September 34
- August 28
- July 30
- June 48
- May 42
- April 39
- March 36
- February 33
- January 33
2013 446
- December 40
- November 25
- October 37
- September 42
- August 31
- July 34
- June 24
- May 41
- April 41
- March 49
- February 45
- January 37
2012 452
- December 35
- November 41
- October 40
- September 54
- August 45
- July 43
- June 32
- May 43
- April 33
- March 39
- February 26
- January 21
2011 352
- December 35
- November 35
- October 34
- September 29
- August 28
- July 43
- June 24
- May 33
- April 15
- March 26
- February 23
- January 27
2010 370
- December 40
- November 34
- October 26
- September 40
- August 41
- July 19
- June 46
- May 27
- April 25
- March 24
- February 23
- January 25
2009 412
- December 21
- November 28
- October 42
- September 34
- August 42
- July 35
- June 40
- May 51
- April 21
- March 32
- February 33
- January 33
2008 389
- December 26
- November 25
- October 53
- September 40
- August 32
- July 40
- June 39
- May 40
- April 12
- March 24
- February 10
- January 48
2007 469
- December 43
- November 41
- October 35
- September 44
- August 23
- July 35
- June 30
- May 41
- April 36
- March 61
- February 37
- January 43
2006 628
- December 55
- November 46
- October 51
- September 53
- August 51
- July 40
- June 37
- May 50
- April 47
- March 69
- February 52
- January 77
2005 1
- December 1

Show more Show less

Report Abuse