The total value of an artist’s artworks sold at auction over a specific period. This metric reflects the artist’s overall market activity and demand in monetary terms. The middle value of all realized ...

If you're hoping to catch some celestial activity this April, the Lyrids meteor shower offers a perfect opportunity. While not as dazzling as some of the more well-known showers, the Lyrids is a ...

This image of the Geminid meteor shower is the result of a fair amount ... you can buy one of my images as a print and a ...

The biggest will be the Lyrid meteor shower, which is one of the oldest known meteor showers. The shower becomes visible in mid-April and peaks near the end of the month. All the events will be ...