Maciej Cegłowski+

Glimpses of the Deep Biosphere

We are the noisy upstairs neighbors to a vast and unknown world

Radiation Tradeoffs for Mars

How to get by when the sky wants you dead

More Bounce to the Ounce!

A love letter to the rocket that everyone is too chicken to build

The Plight of the Martian Farmer

Limitless acres but no mule

A Diner's Guide to Mars

To the Michelin stars by hard ways

L'Affaire Siloxane

How antiperspirant fumes nearly got NASA to evacuate the space station

Who is the Villain in Mars Sample Return?

I bet you're wondering why I've gathered you all here.

How should we think about Starship?

What started as the Mars Colonial Transporter risks becoming a humble space truck

Microbial Dark Matter and the Search for Life on Earth

On the joys and tribulations of living through a golden age in microbiology

Bitter Lessons from the ISSpresso

Why launch costs aren't the reason it costs a fortune to do things in space

What Happened With Mars Sample Return?

It's not clear whether to blame Trump, Musk, NASA, or Mars itself for the collapse of a flagship mission.

Why not Venus?

The planet next door may be rough, but it has a lot of atmosphere

Let's talk space toilets!

You should have gone before you left Earth

Artemis II and NASA open thread

Many people are asking

Four Levels of Panspermia

How a warm puddle of goo went on to invent the citric acid cycle and then TikTok is the question of abiogenesis.

The Mystery of Non-Targeted Effects

The health impact of heavy ion radiation remains the biggest unknown in sending human beings to Mars

Musk on Mars

A timeline of Musk's pronouncements about Mars exploration and settlement

Artificial Gravity

There comes a point in reading about the health challenges of microgravity where you throw your hands up and cry, “just spin the spacecraft!”

Eyes and Bones

There is good news and there is bad news for long-duration space flight

A Primer on Long-Duration Life Support

Life support is the hardest technical obstacle to the human exploration of Mars.

New evidence for old life on Mars

No one wants to stick their neck out, but it's getting hard to find abiotic explanations

Is Mars Habitable?

Notes on the Martian housing crisis

Welcome to Mars!

(for the rest of us)