Could Kepler-539 c Be Friendly to Life?

Could Kepler-539 c Be Friendly to Life?

Habitable Worlds

June 27, 2026

Could Kepler-539 c Be Friendly to Life?

Kepler-539 c is a huge planet more than twice the size of Jupiter, orbiting a star a thousand light-years away. Could it ever support life? The answer is almost certainly no — but the reasons why tell us a lot about what makes a world truly livable.

55 Cnc: A Family of Worlds Around One Star

June 19, 2026

55 Cnc: A Family of Worlds Around One Star

Just 41 light-years away, a star called 55 Cancri has seven planets orbiting around it — including a gas giant more than 1,200 times the mass of Earth! Find out how scientists discovered this amazing planetary family and what makes it so special.

Is Kepler-1704 b in the Goldilocks Zone?

Habitable Worlds

June 19, 2026

Is Kepler-1704 b in the Goldilocks Zone?

Kepler-1704 b is a giant planet almost twelve times wider than Earth, orbiting a star that looks a lot like our Sun. Could it be in the Goldilocks Zone? The answer is more complicated than you might think!

what are planets made of

Types of Worlds

June 8, 2026

What Are Planets Made Of?

Measure a planet's size and weight, and you can guess what it's made of — rock, water, or gas. Here's the simple trick scientists use.

Spotting TIC 18942729 b: The Transit Method
In 2026, astronomers discovered TIC 18942729 b, a planet 376 light-years away that completes one full orbit around its star in just one Earth day! Find out how scientists spotted it without ever leaving home — using tiny dips in starlight.
Could Kepler-1661 b Be Friendly to Life?
Astronomers found a world called Kepler-1661 b that might sit in the zone where liquid water could exist — but it's also much bigger than Earth and very cold. Could it still be friendly to life? The answer might surprise you.
TOI-929 b: A New World Around TOI-929
Meet TOI-929 b, a scorching hot world 373 light-years away that completes an entire year in less than six Earth days! Scientists are still piecing together what this strange planet is made of, and its story is full of surprises.
Teegarden’s Star c: A World 12.5 Light-Years From Earth
Teegarden's Star c is a planet almost exactly the same size as Earth, but it orbits just 12.5 light-years away around a tiny, dim red dwarf star. Could this chilly, mysterious world be hiding secrets? Let's find out what scientists have discovered so far!
TIC 390586021 b: Getting to Know a Mini-Neptune
TIC 390586021 b is a mini-Neptune — a type of planet bigger than Earth but smaller than Neptune — and it zips around its star in less than three days! Scientists are piecing together clues about what this faraway world is made of, and the answers are surprisingly tricky.