Moving through western Aquarius, 89 Julia is visible all night and points the way to two bright Messier objects nearby.

Lawrence Livermore National Laboratory will have 13 months to develop a low-orbit telescope that will be part of a space ...

Using a dedicated telescope for your astrophotography allows you to get professional images of any celestial target.

Compound, or catadioptric, telescopes combine lenses and mirrors for a compact option, suitable for both planetary and ...

Data from Chandra X-ray telescope and James Webb Space Telescopes have revealed a black hole from 470 million years after the ...

Interstellar comet 3I/ATLAS shines in the sharpest view yet captured by the Hubble Space Telescope, helping astronomers ...

Although August's full moon, known as the Sturgeon Moon, has peaked, it will still appear full to people who missed it over ...

From the full Sturgeon moon to a planet parade and the Perseid meteor shower, August is full of stargazing opportunities.

A composite of galaxy cluster known as MACS0416 created using James Webb Space Telescope and Hubble Space Telescope imagery.

The rate of human-produced light is increasing in the night sky by as much as 10% per year, making it difficult for astronomers to study the night sky.

Refracting telescopes use lenses — combining at least two, and as many as four, pieces of glass — as their objective (the primary light-gathering device). Reflecting telescopes use mirrors to ...

Telescopes that observe the Universe at infrared wavelengths are very sensitive to heat and therefore have to operate at low temperatures. JWST, for example, needs a huge sun shield to protect it ...