Aryabhata, an Indian astronomer and mathematician who lived in the 5th century CE, is often credited with being the first to propose the idea of a heliocentric solar system, where the Earth and other planets revolve around the Sun.

In (2001: A Space Odyssey), the alien artifact found on the Moon is called the Monolith.

Brahmagupta, an Indian astronomer and mathematician who lived in the 7th century CE, is known for his work on planetary motion and the development of the geocentric model of the solar system.

In (Interstellar), the wormhole that allows the astronauts to travel to another galaxy is called the Wormhole.

Bhaskara II, an Indian astronomer and mathematician who lived in the 12th century CE, is known for his work on spherical astronomy and the development of trigonometric methods.

In (Star Trek), the alien race that is known for its advanced technology and peaceful nature is the Vulcans.

Varahamihira, an Indian astronomer and astrologer who lived in the 6th century CE, is known for his work on the precession of the equinoxes and the development of the calendar.

In (Arrival), the alien language that Louise Banks is tasked with deciphering is the Heptapod Language.

Aryabhata, an Indian astronomer and mathematician who lived in the 5th century CE, is known for his work on eclipses and the development of mathematical models for predicting them.

In (The Three-Body Problem), the alien civilization that is trying to invade Earth is the Trisolarans.

Subrahmanyan Chandrasekhar, an Indian-American astrophysicist who lived in the 20th century, is known for his work on astrophysics and the development of models for stellar evolution.

In (Contact), the radio telescope that receives a message from an alien civilization is the Very Large Array.

Jayant Narlikar, an Indian astrophysicist and cosmologist who lived in the 20th century, is known for his work on cosmology and the development of models for the origin and evolution of the universe.

In (The Expanse), the alien protomolecule that is discovered on the planet Eros is called the Protomolecule.

Abhay Ashtekar, an Indian-American theoretical physicist who lived in the 20th century, is known for his work on black holes and the development of models for their formation and evolution.