The H.E.R.M.E.S. Constellation of the Italian Space Agency (ASI).  The High Energy Rapid Modular Ensemble of Satellites - ...

When we observe distant celestial objects, there is a possible catch: Is that star I am observing really as reddish as it ...

Astronomers rely on clear observations to study celestial objects, but cosmic dust alters what we see, making stars appear ...

Astronomers have constructed the first detailed 3D map of the properties of cosmic dust in our home galaxy. For their map, the astronomers used 130 million spectra from ESA's Gaia mission, results ...

Astronomers from the Max Planck Institute for Astronomy have constructed the first detailed 3D map of the properties of cosmic dust in our home galaxy. For their map, the astronomers used 130 million ...

Rather than being fixed, it will vary widely depending on the effect of gravity, for example, which planet or celestial body you ... Earth not being a perfect sphere, but also a product of its ...

A ring or sphere could, apparently, be stable if surrounded by the right sizes and gravities of other stars.

Following a checkout period lasting one month, the observatory – which measures 8.5 feet tall, 10.5 feet across, and weighs 1 ...

Celestial AI Inc., a startup that develops optical technology for linking chips, has raised $250 million in funding at a $2.5 billion valuation. The Series-C1 investment comes a year after the ...