Magazine | Page 135 of 278 | Astronomy.com

Don’t black holes disobey the conservation of mass because black holes essentially “eat” matter, thus destroying the material?

December 2013: Astronomy explores how math drives the universe

Comet ISON blazes into glory

Exoplanets, Planets, Solar System

Is Venus always either a “morning star” or an “evening star” during certain times of the year?

Deep-Sky Objects

A continent within

Comets in the news — old news

Exoplanets, Planets, Solar System, The Moon

ISON at its brightest

In some photographs of galaxy clusters, why are the arcs of a lensed galaxy blue?

Telescopes and Equipment

Laser pointer safety

In the Large Hadron Collider, two streams of protons travel in opposite directions at near light-speed before they collide with each other. Does this mean that the two particle streams are moving at nearly twice the speed of light relative to each other?

Photogenic comets of the 21st century

How do scientists predict the orbit and apparent “peak” magnitude of an incoming comet such as Comet ISON (C/2012 S1) when it is far from Earth?