A galaxy made almost entirely of dark matter, an elusive form of matter that doesn’t interact with light, was spotted by Hubble 250 million light-years from Earth.

The world's first commercial space telescope has released its first measurements as it begins its journey to help track ...

What are some skywatching highlights in March 2026? A total lunar eclipse blood moon takes centre stage, Venus and Saturn cozy up for a conjunction, and we celebrate the vernal equinox.

Lunar eclipses occur when our planet slides between the sun and moon, which temporarily prevents the sun’s light from falling ...

It's been about eight months since the Vera Rubin Observatory (VRO) saw first light. Now the telescope is scanning the night sky to detect transient changes and sending alerts to astronomers and ...

The sun reaches the March equinox at 5:01 a.m. Eastern Daylight Time on March 20. This is when it crosses the equator heading northward. This moment marks the change of seasons: the beginning of ...