Giovanni Sostero (18 March 1964 – 6 December 2012) was an Italian amateur
astronomer
An astronomer is a scientist in the field of astronomy who focuses their studies on a specific question or field outside the scope of Earth. They observe astronomical objects such as stars, planets, natural satellite, moons, comets and galaxy, g ...
. He was one of the leading members of the
Associazione Friulana di Astronomia e Meteorologia (
Friuli
Friuli ( fur, Friûl, sl, Furlanija, german: Friaul) is an area of Northeast Italy with its own particular cultural and historical identity containing 1,000,000 Friulians. It comprises the major part of the autonomous region Friuli Venezia Giulia ...
,
Italy
Italy ( it, Italia ), officially the Italian Republic, ) or the Republic of Italy, is a country in Southern Europe. It is located in the middle of the Mediterranean Sea, and its territory largely coincides with the homonymous geographical re ...
).
He was an honorary member of the
Astronomical Observatory of Visnjan (
Croatia
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), too.
Sostero was very active as a public out-reacher and has published some scientific works in professional astronomical journals. He had over 1880
NASA ADS
The SAO/NASA Astrophysics Data System (ADS) is an online database of over 16 million astronomy and physics papers from both peer reviewed and non-peer reviewed sources. Abstracts are available free online for almost all articles, and full scanned a ...
citations for his work.
His main research fields were the minor bodies of the
Solar System
The Solar SystemCapitalization of the name varies. The International Astronomical Union, the authoritative body regarding astronomical nomenclature, specifies capitalizing the names of all individual astronomical objects but uses mixed "Solar S ...
(
asteroid
An asteroid is a minor planet of the inner Solar System. Sizes and shapes of asteroids vary significantly, ranging from 1-meter rocks to a dwarf planet almost 1000 km in diameter; they are rocky, metallic or icy bodies with no atmosphere.
...
s and
comet
A comet is an icy, small Solar System body that, when passing close to the Sun, warms and begins to release gases, a process that is called outgassing. This produces a visible atmosphere or coma, and sometimes also a tail. These phenomena ar ...
s) and
variable star
A variable star is a star whose brightness as seen from Earth (its apparent magnitude) changes with time. This variation may be caused by a change in emitted light or by something partly blocking the light, so variable stars are classified as ...
s (symbiotic stars and
supernova
A supernova is a powerful and luminous explosion of a star. It has the plural form supernovae or supernovas, and is abbreviated SN or SNe. This transient astronomical event occurs during the last evolutionary stages of a massive star or when ...
e). In particular, he discovered several supernovae: 2009jp, 2008ae, 2008F, 2007cl, 2006br, 2006bm, 2006H, 2006B, 2005ly, 2005kz, 2005kc. In 2000 he co-discovered a
nova
A nova (plural novae or novas) is a transient astronomical event that causes the sudden appearance of a bright, apparently "new" star (hence the name "nova", which is Latin for "new") that slowly fades over weeks or months. Causes of the dramati ...
in the galaxy
M31.
The asteroid
9878 Sostero (1994 FQ) was named after him.
He died on 6 December 2012
due to the complications of a heart attack. He was 48 years old.
The "Giovanni Sostero Award"
was created in 2013 and supported thereafter b
Elettra - Sincrotrone Triesteto honor Sostero, formerly in charge of the soft x-ray metrology laboratory at the facility.
References
21st-century Italian astronomers
Italian science writers
1964 births
2012 deaths
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