Blog
- Has SETI Actually Found Anything, or Is It Just a Long Silence?
- Why Did We Stop Using the Arecibo Telescope, and What Did We Lose?
- How Far Is the Perseus Arm, and What Would It Take to Reach It?
- What Is the Perseus Bridge, and Does It Connect the Orion Spur to the Perseus Arm?
- What Is Dark Matter, and Why Are Physicists So Confident It Exists Without Having Seen It?
- What Happens to a Ship Traveling Through a Region of Near-Zero Interstellar Medium Density?
- What Is the Lupus Tunnel, and Is It a Viable Corridor for Interstellar Travel?
- How Resourceful Is Sol Compared to a Typical Scorpius-Centaurus Star?
- Could the Scorpius-Centaurus Region Be Rich in Mineral Resources Compared to Our Solar System?
- Scorpius-Centaurus: What’s Actually in Our Nearest Massive-Star Nursery?
- Could the Local Bubble Be Unusually Good, or Unusually Bad, for Habitability?
- What Would It Feel Like to Approach a Neutron Star?
- How Does a Star Actually Die, and What Determines Whether It Becomes a Neutron Star or a Black Hole?
- Could Life Exist in the Clouds of a Gas Giant?
- Why Is Jupiter’s Atmosphere So Violent, and Could Anything Survive in It?
- If We Could Send a Probe to Tau Ceti Today, What Would It Find?
- Is Tau Ceti the Best Candidate for a Habitable Planet in the Solar Neighborhood?
- How Does a Star’s Metallicity Affect Whether Its Planets Are Worth Visiting?
- What Are the Oldest Stars in the Orion Spur, and Could Any of Them Host Life?
- Is There a “Sweet Spot” Age for a Star to Host a Habitable Planet?
- What Conditions Does a Planet Actually Need to Hold On to Its Atmosphere Long-Term?
- Is the Habitable Zone Actually Useful, or Is It Oversimplified?
- Why Can’t We Actually Build the Alcubierre Drive?
- Could a Ship Use Expansion of Space to “Travel” Faster Than Light?
- What Are All the Things That Can “Move” Faster Than Light Without Breaking Physics?
- What Is Phase Velocity, and Why Can It Exceed the Speed of Light Without Violating Relativity?
- Is Darkness Faster Than Light?
- What Has CERN Actually Discovered, and Why Does It Matter Beyond Physics Labs?
- Why Is the Speed of Light the Speed Limit, Exactly?
- Does Time Dilation Make Interstellar Travel Possible Within a Human Lifetime?
- What Would Hitting a Grain of Sand Do to a Ship Traveling at 20% Light Speed?
- How Much Would a Crew Age Differently Traveling to Alpha Centauri at 10% Light Speed?
- Can a Spaceship Safely Travel Through the Oort Cloud on the Way to Another Star?
- Why Haven’t We Actually Observed the Oort Cloud Directly?
- Is the Kuiper Belt a Dead End or a Refueling Stop for Deep Space Missions?
- What Is the Asteroid Belt Actually Like to Fly Through?
- What Would a Generation Ship Actually Need to Survive the Trip to Alpha Centauri?
- How Long Would It Actually Take to Reach Proxima Centauri?
- Why Is Alpha Centauri So Hard to Find Planets Around?
- Could Proxima b Actually Be Habitable, or Is That Just Wishful Thinking?