Astrophysicist, Professor, Science Communicator.
Every now and then the orbital motion of a body doesn’t match our prediction. And that might lead to interesting…
A behind the scenes look at astronomy in Chile.
Those Hubble photos you love? They lie. But those lies tell the true story of what exists in the cosmos.
We’ve now discovered thousands of stars with planets. Is ours really unique?
Mathematics, physics, and astronomy depend on one another to get it right.
How the moons of Jupiter can tell you exactly where on Earth you are.
When our science fiction dreams run into the limitations of science itself, some barriers simply can’t be broken.
How wandering into the forest of scientific unknowns can lead to either its greatest rewards, or its most dismal failures.