Travis Lund

How Did Olympus Mons Form on Mars?

Will Earth Become Like Mars: Venus Is the Real Threat

When Does a Star Become a Main-Sequence Star?

What Is the Origin of All Stars? From Gas to Light

What Would Happen If the Moon Split in Half?

What Is Orbital Distance and How Is It Measured?

What Color Would Plants Be If the Sun Was Red?

What Color Would Plants Be If the Sun Was Blue?

Do Sunspots Go Away? The Life and Death of a Sunspot

What Conditions Are Necessary for an Annular Solar Eclipse?

Why Can We Only See the Corona During an Eclipse?

How Is the Sun Burning If There’s No Oxygen?

What Did Theia Look Like Before the Giant Impact?

How Are Solar Flares Different From Solar Prominences?

What Makes the Stars Shine? The Power of Nuclear Fusion

Is the Moon Rusting? The Mystery of Lunar Hematite

Why Do Disks Form Around Young Stars?

What Would Happen If the Magnetic Field Flipped?

What Is Stellar Evolution? The Life Cycle of a Star

What Is a Protostar? The Birth of a Star