Catch two transits of Io, spot sparkling star clusters, and view Mars at aphelion while the April Full Moon lights the sky ...

Enjoy dark skies for evening observing, then catch a meteor shower and a planetary conjunction in the morning sky this week.

The first was a flyby of the asteroid Dinkinesh on Nov. 1, 2023. This coming Sunday, Lucy will zip past her second target, ...

Jovian storms can rework the whole chemical makeup of Jupiter's deep atmosphere by picking up ammonia from and dropping it somewhere else.

New research suggests meteor showers are so unpredictable due to the Sun’s own motion around the solar‑system barycenter.

Asteroids’ orbits around the sun may put them in collision paths with inner planets. We may have had a near-miss, but ...

The planets offer exciting views in April. Jupiter is a brilliant object in the evening sky, although the observing window narrows as the Sun sets later each day. Mars is past its best, but remains ...

The two brightest nighttime stars available in the Minnesota and Wisconsin sky are Sirius and Arcturus. April is the only ...

After putting on a great show in our evening sky since the fall of 2024, dazzling Venus puts on a spectacular showing for early morning risers for the balance of 2025.

You don't need fancy equipment or to travel far to find a place to stargaze. Here are some fun spots in Delaware to watch the ...