"With this, we can detect very tiny changes in both position and momentum at once, beyond the limit of any classical sensor," the authors explained.

Unistellar's Envision binoculars will help you identify nearby mountains and distant stars.

Some features were a bit rough and it took practice to use the binoculars smoothly. But it’s an interesting amalgam of analog and digital tech that’s bound to be a hit with astronomers and travelers.

Everything you need to know to see Comet Lemmon — the brightest comet of 2025 — from key dates to viewing advice.