Comet Tsuchinshan-ATLAS reaches perihelion, Venus is a bright evening star, and the New Moon passes in front of the Sun in the sky this week. Skip to content.

Comet C/2023 A3 (Tsuchinshan-ATLAS) sports prominent dust and ion trails in this photo taken on the morning of Sept. 30. The imager used a 12-inch scope and LRGB exposures of 200, 100, 100, and ...

It must be hard being a judge for ZWO Astronomy Photographer of the Year. The competition, organized by the Royal Observatory ...

Comet Tsuchinshan-ATLAS is appearing higher up in the western sky each night, and remaining in the sky for longer, but since it's getting farther from Earth and the sun each night, ...

A recently discovered comet, named C/2023 A3 Tsuchinshan–ATLAS, makes its closest approach of Earth on Saturday. The comet’s next appearance may be in 80,000 years.

Comet Tsuchinshan-ATLAS will have a close encounter with the sun today (Sept. 27) here's how to make the most of comet viewing opportunities this weekend and beyond.

Comet Tsuchinshan-ATLAS will sweep around the sun on Sept. 27 to make a brief foray into the morning sky. Will it be a bright naked-eye object with a significant tail?

Tsuchinshan-ATLAS, like all comets, is a frozen chunk of leftover material from the birth of the solar system. The comet begins to melt as it nears the sun, ...

A rare celestial event is lighting up the night sky this month as Comet Tsuchinshan-Atlas makes its closest approach to Earth for the first time in roughly 80,000 years.

This is the first time that Tsuchinshan-ATLAS will be visible without a telescope in 80,000 years, which is how long it takes to orbit the Sun. It has likely been around for a long time, ...

Have you seen comet Tsuchinshan-ATLAS yet? If you haven't yet seen the bright, icy space rock that's traveled from the edge of the solar system, it's not too late. But you need to see it soon.

Comet Tsuchinshan-ATLAS will have a close encounter with the sun today (Sept. 27) here's how to make the most of comet viewing opportunities this weekend and beyond.