TEHRAN (ANA)- The Iranian student team participating in the 18th International Olympiad on Astronomy and Astrophysics (IOAA) in India grabbed five gold medals, winning the world championship for the second consecutive year.

TEHRAN (ANA)- A cosmic jet aimed at Earth reveals how blazars hurl particles to extreme energies, solving a long-standing mystery.

TEHRAN (ANA)- Most of the universe’s visible matter has been mysteriously missing—until now and using powerful cosmic radio signals known as fast radio bursts (FRBs), astronomers have finally located this elusive matter hiding between galaxies.

TEHRAN (ANA)- A groundbreaking X-ray study reveals how sulfur changes form in space, offering new insight into the hidden chemistry of the Milky Way.

TEHRAN (ANA)- Astronomers have discovered signs of complex organic molecules, considered precursors to sugars and amino acids, within a planet-forming disc.

TEHRAN (ANA)- The mysterious cosmic explosion has been traced to a massive stellar explosion.

TEHRAN (ANA)- Hubble captured a glowing galaxy and a dying star and a stellar explosion in NGC 3285B, 137 million light-years away, offering new insights into the expanding universe.

TEHRAN (ANA)- Astronomers have discovered a galaxy shaped like an infinity symbol that may contain the first directly observed newborn supermassive black hole.

TEHRAN (ANA)- Scientists have developed a more precise method for analyzing gravitational waves, offering a sharper view into the Universe’s most violent and mysterious collisions.

TEHRAN (ANA)- Astronomers have discovered a mysterious object far beyond Neptune that orbits the Sun once for every ten Neptune orbits—an arrangement never seen before.