Russia’s Space Program Is in Big Trouble
A set of Soyuz spacecraft coolant leaks hints that Roscosmos is struggling as the space agency loses international partnerships and funding.
The World’s First 3D-Printed Rocket Is About to Launch
Relativity Space’s attempt to reach orbit heralds the increasing use of 3D printing in the space sector.
What Will Ethical Space Exploration Look Like?
Astrophysicist and ‘Off-Earth’ author Erika Nesvold maps out the questions we need to ask before living on other planets.
A Tiny Sun in a Jar Is Shedding Light on Solar Flares
This new lab experiment explores the physics involved in our star’s tumultuous interior regions—by creating a sphere of plasma.
A Bold Plan to Beam Solar Energy Down From Space
The European Space Agency is exploring a unique way to dramatically cut carbon emissions by tapping sunlight closer to the source.