Astronomy
Does The Moon Have Different Names?
This might be a silly question, but what is the official name of that bright ball in the sky? You…
How Many Moons Does Mars Have?
Many of the planets in our Solar System have a system of moons. But among the rocky planets that make…
Viewing Guide to the 2015 Geminid Meteor Shower
2015 looks like a fantastic year for the Geminids. With the Moon just 3 days past new and setting at the end…
Mars Compared to Earth
Mars is the 4th planet from Sun, and the place that holds our imagination because of the possibility that there…
What are the Earth’s Layers?
There is more to the Earth than what we can see on the surface. In fact, if you were able…
Astro-Challenge: Watch the Moon Occult Venus in the Daytime
The year 2015 saved one of the best astronomical events for last, as the waning crescent Moon occults (passes in…
Hayabusa 2 to Flyby the Earth Tomorrow
A space-faring friend pays our fair planet a visit this week on the morning of December 3rd, as the Japanese…
Zodiac Signs and Their Dates
The Zodiac once played an important role in humanity's cosmological beliefs. Today, they are no longer accurate and regarded as…
The Solar Heliospheric Observatory at 20
Flashback to 1995: Clinton was in the White House, Star Trek Voyager premiered, we all carried pagers in the pre-mobile…
Earth May Be “Hairy” with Dark Matter
I'm losing mine, but the Solar System may be way hairier than we ever thought, with thick crops of filamentary dark matter…