A NASA sounding rocket will observe a nearby star to learn how starlight affects the atmospheres of exoplanets—key information in the hunt for life outside our solar system.
Astronomy
Nov 5, 2021
0
67
Astronomers have inspected the brightest star of a globular cluster known as 47 Tucanae (other designation NGC 104). Results of the study, published August 3 on arXiv.org, provide important insights into the properties and ...
Betelgeuse (α Orionis) is the bright reddish star located in the shoulder of the Orion constellation and can be seen by the naked eye in the night sky.
Astronomy
Aug 5, 2021
3
382
When a star like our sun gets to be old, in another seven billion years or so, it will no longer be able to sustain burning its nuclear fuel. With only about half of its mass remaining it will shrink to a fraction of its ...
Astronomy
Jul 26, 2021
0
2740
High-resolution observations of a young star forming system clearly unveil a pair of proto-stars at their earliest stages of evolution deeply embedded within the source IRAS 16293-2422 in the Ophiuchus molecular cloud. The ...
Astronomy
Jun 9, 2020
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248
Every season has its characteristic star constellations in the night sky. Orion—one of the most recognizable—is distinctly visible on crisp, clear winter nights in the northern hemisphere. The constellation is easy to ...
Astronomy
Jan 14, 2020
1
2290
Currently, the faint star V Sagittae, V Sge, in the constellation Sagitta, is barely visible, even in mid-sized telescopes. However, around the year 2083, this innocent star will explode, becoming as bright as Sirius, the ...
Astronomy
Jan 7, 2020
12
1788
When we look outward into space, we're looking backward in time. That's because light moves at the speed of light. It takes time for the light to reach us.
Astronomy
Aug 7, 2019
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196
If you gazed at the night sky over the past few weeks, it is possible that you stumbled upon a very bright star near the Orion constellation. This is Sirius, the brightest star of the entire night sky, which is visible from ...
Astronomy
Jan 30, 2018
0
34
Four stars in the night sky have been formally recognised by their Australian Aboriginal names.
Astronomy
Jan 15, 2018
0
95
