Matariki in 2024
In mid-April 2024, the Pleiades disappeared behind the blaze of the Sun. We watched them every night from Star Safari until we could see them
In mid-April 2024, the Pleiades disappeared behind the blaze of the Sun. We watched them every night from Star Safari until we could see them
Just like “Open sesame”, “Open April” is a pleonasm but we might have forgotten it is because the word April was invented long ago and far, far away, all the way to the other side of the world in Ancient Rome.
The name May comes from a star, Maia that is actually not visible in May.
Pondering about the origins of Christmas and meanings that people give to events, while waiting for the New Year.
“Every Microcosm, every inhabited region, has a Centre; that is to say, a place that is sacred above all.”
Mircea Eliade
(And we can do something about it.)
Life needs CHNOPS, the six essential elements Carbon, Hydrogen, Nitrogen, Oxygen, Phosphorus, and Sulphur. Curiosity found them on ancient Mars, but a new study shows Earth was born without them. Only a lucky impact with Theia made our world habitable. In contrast, Venus never stood a chance. Meet the three planetary siblings and discover why only Earth became a cradle for life.
Mars’s mantle contains ancient fragments up to 4km wide from its formation—preserved like geological fossils from the planet’s violent early history.
Cosmic rays are hitting the atmosphere constantly. One of the products of the collisions is muons, and we can detect muons on the surface of the Earth to learn about the cosmic rays.
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