Born in
Buenos Aires, Argentina, Astina is a product from
Lanús, On 1 December 2013, he scored his first
league goal in his debut match for Lanús against
Boca Juniors in a 2–2 draw. In 2014, Astina also made his international debut, playing two matches for Lanús in the
Copa Libertadores. To gain more playing time, he was loaned to
Sarmiento, where he was coached by
Gabriel Schürrer. The following year, he played in
Mexico's second division for
Atlético San Luis, the club that earned him promotion after defeating
Dorados de Sinaloa in two finals. On 22 June 2019, Astina signed a contract with
Atlanta. He played in five matches for the club, one of which was at the
Estadio José María Minella, coming on as a substitute in the 82nd minute against
Alvarado in Atlanta's 2–1 victory. In August 2020,
Alvarado announced an agreement to sign Astina. ==References==