Astronomy - activities

Autumn Equinox 2023: what does it mean and why does it begin on September 23?

The autumnal equinox is due to begin this year on Saturday, September 23, 2023. But what exactly is the autumnal equinox, and why does it start this year at 8:49 a.m. precisely? We answer.

How to observe the new comet Nishimura, visible in early September?

Comet Nishimura has just been discovered! It is expected to pass close to our planet between September 5 and 12, 2023, when we will be able to observe it with the naked eye, 125 million kilometers from Earth.

A blue Super Moon, the second full moon of the month, will light up the sky this Thursday.

After the first two Super Moons of the summer, it's the turn of the so-called "Blue Moon" to make its appearance in our skies, on the evening of August 31, 2023. This second full moon in the same month doesn't happen every year, making it a slightly rarer event.

Nuits des Étoiles 2023 at Jardin Fertile in Montrouge (92)

For the Nuits des Etoiles 2023, the City of Montrouge is inviting curious visitors to the Jardin Fertile for a free night of stargazing, on the night of Saturday August 12 to 13, 2023.

A Super Sturgeon Moon will light up the sky tonight: date and explanations

After the first Super Moon in July, a new one is set to light up the sky on August 1, 2023. This annual phenomenon, known as the "Sturgeon Full Moon", gives the impression of a larger-than-usual star.

Astronomy: the best places to see shooting stars in Paris and the Île-de-France region

Numerous shooting star nights occur throughout the year. These stars can be admired if the weather allows it, in places where pollution is less. But where to find these rare pearls in Paris and Ile-de-France?

Nuits des Etoiles 2023 at Mons-en-Montois (77)

In Mons-en-Montois, for the Nuits des Etoiles 2023, a great evening of stargazing is organized on August 12, 2023, to learn all about the planets and stars above us!

Nuits des Etoiles 2023 at Square Louise Michel

Head for Square Louise Michel, on the night of August 13-14, 2023, for an evening of sky-watching during the Nuits des Etoiles. What better way to become a budding astronomer!

Nuits des Étoiles 2023 at Hérouville-en-Vexin stadium (95)

For this new edition of Nuits des Étoiles 2023, astronomy enthusiasts will be meeting at the Hérouville-en-Vexin stadium, in the company of the Cassiopeia 95 association, to observe the celestial vault on the nights of August 11 and 12, 2023.

Nuits des Étoiles 2023 at the Vayres-sur-Essonne stadium (91)

The Astroclub de Vayres-sur-Essonne is once again taking part in Nuits des Etoiles 2023, with free observations open to all on August 11 and 12, 2023. An opportunity to learn all about astronomy!

Nuits des Etoiles 2023 at the Cité des Sciences et de l'Industrie

Nuit des Étoiles is back at the Cité des Sciences et de l'Industrie, where scientific mediators have planned some great events in the Parc de la Villette, behind the Géode this August 11, 2023.

Nuits des Étoiles 2023 at the Musée de l'air et de l'Espace (93)

To celebrate the Night of the Stars, the Musée de l'Air et de l'Espace is once again opening its doors free of charge for an exceptional nocturne on Saturday, August 12, 2023. On the program? Sky observations, a recital under the stars, a giant blind-test and plenty of entertainment.

Summer 2023: Super Moons and Perseids, astronomical events not to be missed

This summer, the sky has some superb shows in store for us. Between the Super Moons of July, August and September, and the shooting stars of the Perseids, we're in for a real treat! Get out your diary.

Astronomy: a beautiful alignment of planets in the sky at the end of July

After a superb full Moon at the beginning of the month, the end of July 2023 brings us some wonderful surprises in the sky! Between July 19 and 22, several planets will be exceptionally aligned with the Moon.

Astronomy: observe Venus, very bright and visible to the naked eye this Sunday evening

This Sunday, July 9, look to the sky as soon as night falls! If the weather's right, make the most of it, because Venus, also known as the Shepherd's Star, will be particularly bright and visible to the naked eye for a few hours.

A Super Moon will light up the sky this Sunday evening for the first full moon of the summer.

The event is as rare as it is beautiful: on the evening of Sunday, July 2, 2023, a Super Stag Moon will rise in the night! It's sure to set the mood for the start of summer.