“Put the gate on,” Smith tells the little boy, who attempts to retrieve the makeshift chain-link door before his dad steps in to help. Smiling ear to ear, Teddy squeals delightfully, ecstatically ...

The August issue of Acta Astronautica is now available and includes a paper by Brendan Quine, professor of space physics and engineering in York’s Faculty of Science & Engineering, and his team. The ...