Mercury reaches inferior conjunction today and is therefore directly between the Earth and the Sun. Meanwhile, Venus and Mars are drawing closer toward an alignment in the early evening sky.
(Click the image to enlarge.)
Images Courtesy of Mobile Observatory.
13:48 UT – Mercury is at inferior conjunction with the Sun. Distance to Earth: 0.659 AU. (1% illuminated, magnitude 4.6, diameter 10.1”. Capricornus, not visible. See image above.)
The open star cluster M67 culminates at midnight tonight. (Magnitude 6.1. Cancer, all night.)
Events in bold involve objects and/or events that are easily visible with the naked eye.
All times are in Universal Time (UTC). To convert the time to your timezone, click here.
Learn more about every upcoming astronomical event in 2015 An Astronomical Year (Kindle eBook) and The Astronomical Almanac (2015-2019) (Kindle eBook) and The Astronomical Almanac (2015-2019) (Paperback Edition).
The Amateur Astronomer’s Notebook allows astronomers to log 150 observing sessions and includes an appendix of hundreds of suggested deep sky objects.