L3Harris in Rochester played a pivotal role in building the Vera C. Rubin Observatory’s massive secondary mirror, now part of the world’s most advanced sky-survey telescope.

But researchers have just demonstrated that once you are far away from the planets of the Solar System, there might be a ...

Venus continues to be the “Morning Star” in the east before dawn, albeit it has become dimmer — but still bright — as it ...

The first ever space telescope, the Orbiting Astronomical Observatory 2 (OAO-2), was launched into the low Earth orbit in ...

Rubin’s completion converged with technological advancements that are poised to spread the data it produces far and wide to ...

The only evening planet for July is Mars, faint red in the west at dusk, and getting lost in the Sun’s glare by August. High ...

The scientists who precisely measure the position of Earth are in a bit of trouble. Their measurements are essential for the ...

A theory by Albert Einstein has helped astronomers discover a rare exoplanet, sparking new ideas of where they can be found.

This is a good time to see the Milky Way, which is part of our own galaxy. Looking to the south from late evening and into the small ... Milky Way is the combined light of vast numbers of stars ...

and our solar system officially has only eight planets. Gone but not forgotten. Image from Memebase. The only thing they knew was that the energy radiating off this wave was 500 times stronger than ...

The month’s sharpest science shots — selected by Nature ’s photo team.

Present-day disk galaxies often contain a thick, star-filled outer disk and an embedded thin disk of stars. For instance, our ...