Новости из категории: astronet

Lucy Launches to Eight Asteroids

Ср, Октябрь 20, 2021 - 8:30

Why would this mission go out as far as Jupiter -- but then not visit Jupiter? Lucy's plan is to follow different leads about the origin of our Solar System than can be found at Jupiter -- where Juno now orbits.

Palomar 6: Globular Star Cluster

Вт, Октябрь 19, 2021 - 8:30

Where did this big ball of stars come from? Palomar 6 is one of about 200 globular clusters of stars that survive in our Milky Way Galaxy. These spherical star-balls are older than our Sun as well as older than most stars that orbit..

Earthshine Moon over Sicily

Пн, Октябрь 18, 2021 - 8:30

Why can we see the entire face of this Moon? When the Moon is in a crescent phase, only part of it appears directly illuminated by the Sun. The answer is earthshine, also known as earthlight and the da Vinci glow.

The Einstein Cross Gravitational Lens

Вс, Октябрь 17, 2021 - 7:30

Most galaxies have a single nucleus -- does this galaxy have four? The strange answer leads astronomers to conclude that the nucleus of the surrounding galaxy is not even visible in this image. The central cloverleaf is rather..

The Moona Lisa

Сб, Октябрь 16, 2021 - 7:30

Only natural colors of the Moon in planet Earth's sky appear in this creative visual presentation. Arranged as pixels in a framed image, the lunar disks were photographed at different times. Their varying hues are ultimately due to..

NGC 289: Swirl in the Southern Sky

Пт, Октябрь 15, 2021 - 8:30

About 70 million light-years distant, gorgeous spiral galaxy NGC 289 is larger than our own Milky Way. Seen nearly face-on, its bright core and colorful central disk give way to remarkably faint, bluish spiral arms. The extensive arms

Астрономическая неделя с 18 по 24 октября 2021 года

Пт, Октябрь 15, 2021 - 8:14

На данной неделе 18 октября Меркурий и Юпитер достигнут стояния с переходом к прямому движению

NGC 7293: The Helix Nebula

Чт, Октябрь 14, 2021 - 8:30

A mere seven hundred light years from Earth, toward the constellation Aquarius, a sun-like star is dying. Its last few thousand years have produced the Helix Nebula (NGC 7293), a well studied and nearby example of a Planetary Nebula,..

NGC 7822: Cosmic Question Mark

Ср, Октябрь 13, 2021 - 8:30

It may look like a huge cosmic question mark, but the big question really is how does the bright gas and dark dust tell this nebula's history of star formation. At the edge...

Fireball over Lake Louise

Вт, Октябрь 12, 2021 - 8:30

What makes a meteor a fireball? First of all, everyone agrees that a fireball is an exceptionally bright meteor. Past that, the International Astronomical Union defines a fireball as a meteor brighter than apparent magnitude -4,

Juno Flyby of Ganymede and Jupiter

Пн, Октябрь 11, 2021 - 8:30

What would it be like to fly over the largest moon in the Solar System? In June, the robotic Juno spacecraft flew past Jupiter's huge moon Ganymede and took images that have been digitally constructed into a detailed flyby.

Full Moon Silhouettes

Вс, Октябрь 10, 2021 - 8:30

Have you ever watched the Moon rise? The slow rise of a nearly full moon over a clear horizon can be an impressive sight. One impressive moonrise was imaged in early 2013 over Mount Victoria Lookout in Wellington, New Zealand.