Normally we watch the summer meteors on August 11. Indeed, our annual Night of the Shooting Stars program will unfold

When we gaze into the night sky, we always observe superfast motion – even though nothing seems to be moving

It’s now the dark of the Moon – and the warmest fortnight of summer, climatologically. Our typical nighttime low is

Pluto is at opposition this month, meaning that it’s now at its brightest. That’s not good enough. It’s too dim

My newest and most epic book was published this week by Little Brown. I have no shame: I hope you

When darkness falls, look east. The brightest star in that direction is blue Vega. Directly below it hovers the absolute

This is the “orange Moon” time of year. Or at least amber: a true honey Moon – not bright white

Two years ago, a Southern California man named Sergio Rodriguez kept pointing a laser at a helicopter. Result: Two months

Maybe you’ve heard the news: Last month, for the first time in 800,000 years, the world’s carbon dioxide level passed