How many stars are visible to the naked eye?
It is a question that probably everyone has asked himself at least once in his life and whose answer theoretically…
apod
A very special planet
In the Solar System there is a very special planet, where the day lasts more than a whole year! In…
The spectacular NGC 1672
This spectacular image taken by the Hubble Space Telescope shows at a very high resolution the central region of NGC…
The great Orion Nebula
The constellation of Orion has been an iconic figure in the winter night sky for millenia and for numerous cultures….
Antennae Galaxies composite of ALMA and Hubble observations
The Antennae Galaxies (also known as NGC 4038 and 4039) are a pair of distorted colliding spiral galaxies about 70…
Earliest Gigantic Black Hole Strom
Researchers recently discovered a titanic galactic wind driven by a supermassive black hole 13.1 billion years ago. This is the…
A red strip in the space
A long streamer of hydrogen gas is being stripped from the spiral galaxy D100 as it plunges toward the center…
The Horsehead and Flame Nebulas
The Horsehead Nebula is one of the most famous nebulae in the sky. It is visible as the dark indentation…
This cosmic waterfall is the interacting galaxy group Arp 194
What at first glance might seem like a gigantic cosmic waterfall is actually the interacting galaxy group Arp 194, seen…
The planetary nebula Abell 7
The planetary nebula Abell 7 is located about 1,800 light-years from us (Image: Reproduction/Donald Waid, Ron Dilulio) This is the…