Alberto Contreras

Do We See the Same Stars Every Night?

Why Does the Moon Look Different Each Night?

How Did Betelgeuse Get Its Name?

Where Does the Sun Go Down?

Is Venus the North Star? How to Tell the Difference

Places Where the Sun Never Rises and Why

What Is Mars’ Nickname and Why Is It Called That?

Why Are There No Stars in the Sky?

What Makes the Moon Shine? The Science of Moonlight

Is There a Dome Over Earth? The Scientific Evidence

Is the Moon a Planet or a Star?

What Is a Gibbous Moon? Waxing and Waning Explained

Do Stars Move in the Sky? Explaining Their Motion

Can You See Orion in the Southern Hemisphere?

Is the Sun Stationary? Explaining Its Motion

Why Is the Sun and Moon Out at the Same Time?

What Is the Symbol for Venus and What Does It Mean?

How to Tell What Hemisphere You Are In by the Sun

Is a Blood Moon Bad? The Science and Myths Explained

Why Don’t I See the Moon Every Night?