An interest in astronomy may strike early in life or later. Regardless of what lit the fire of that interest, you need ...

A full moon is slated for Sept. 7, but there are other celestial events occurring this month. More on viewing Saturn at its ...

Planck's constant reveals the quantum world's fundamental energy levels. It shows how light and matter exist in discrete units (quanta). This constant defines limits to our knowledge of particle ...

"We were excited to see the growth of the tail, suggesting a change in the particles from the previous Gemini images." ...

Planetariums around the world are invited to participate in this year’s edition of the IAU’s annual outreach event.

Small black holes making a meal out of companion stars are surprisingly messy eaters, astronomers using a Japanese space ...

Astronomy Day is an annual event in which professionals invite the community to come learn more about space. This Saturday, ...