Team Name

In studying the life cycle of stars, astronomers observe that a star’s final fate depends on its mass. A star more massive than 8 times the mass of the Sun will end its life in an explosive event known as a supernova. What happens next?

Astronomers observe a dark region in the sky where no light is emitted or reflected, and it is thought to be a large cloud of gas and dust that absorbs visible light. What is this region called?Nebula

The discovery of a planet with a highly elliptical orbit, causing it to travel from very close to its star to very far away, has raised questions about the dynamics of planetary systems. What is this type of orbit called?

A group of galaxies is observed to be moving away from the Milky Way at high velocities, and the redshift of their light indicates that the universe is expanding. This discovery led to the formulation of a significant theory about the origin of the universe. What is the name of this theory?

A region of space where the magnetic field is extremely strong, trapping charged particles from the solar wind, is observed around Earth. This region is important for understanding the interaction between Earth’s atmosphere and the solar wind. What is this region called?

The discovery of an object in space that is orbiting the Sun and has characteristics of both a comet and an asteroid has raised questions about the classification of objects in the solar system. What is this type of object called?

Astronomers study a dense region of gas and dust where stars are forming. This region is observed to have significant magnetic fields that influence the formation process. What is this type of region known as?

A high-energy event in the universe produces vast amounts of radiation and is often associated with the formation of black holes. These events are some of the most energetic in the universe and are observable across vast distances. What are these events called?

In a study of star clusters, astronomers observe a group of stars that formed at nearly the same time and from the same molecular cloud, but they differ greatly in mass. What is this group of stars known as?

Astronomers study a distant planet where the atmosphere is primarily composed of carbon dioxide, leading to an extreme greenhouse effect. What is the primary factor contributing to this planet’s extreme surface temperatures?

A certain type of galaxy exhibits no distinct shape, with stars scattered irregularly. These galaxies are believed to have formed through collisions and mergers. What are these galaxies called?

In the study of the cosmic microwave background radiation, astronomers observe tiny fluctuations in temperature that provide information about the early universe. What do these fluctuations help determine?

A planetary system is observed where a gas giant is in an orbit very close to its host star. This planet’s surface temperature is extreme, likely due to its proximity to the star. What is this type of planet called?

Scientists studying gravitational waves have detected a signal originating from two black holes merging. This is one of the first direct detections of such an event. What is the name of the facility that made this discovery?

A supernova explosion is observed in a distant galaxy, and astronomers confirm that it is a type Ia supernova, caused by the thermonuclear explosion of a white dwarf in a binary system. What is the significance of this type of supernova?

In the search for exoplanets, astronomers use a method where they observe the dimming of a star’s light as a planet passes in front of it. What is this technique known as?

A group of stars is observed to be very far from the galactic plane of the Milky Way. These stars appear to be moving at very high velocities and seem to have been ejected from the galaxy. What is this group of stars known as?

In the study of planetary atmospheres, scientists note the presence of an unusual greenish glow in the atmosphere of Venus, likely caused by the interaction of the planet’s atmosphere with solar wind. What is this phenomenon called?

Astronomers have detected an object in the sky that appears to be emitting large amounts of X-rays. This source of radiation is believed to be the result of matter falling into a massive black hole. What is this object commonly called?

In studying the solar system's history, astronomers examine the distribution of asteroids and their impact on planets. A particular asteroid, orbiting between Mars and Jupiter, is especially large and poses a potential threat to Earth. What is this region called where most asteroids are found?

After observing a star’s behavior over time, astronomers determine that it has a mass more than 10 times that of the Sun, meaning it will eventually end its life in a massive explosion. What type of star is it most likely to be?

A deep-space probe transmits data back to Earth, revealing the presence of an unusual substance in a distant nebula. This substance, composed of simple molecules, is believed to be one of the building blocks of life. What is this substance most likely to be?

Scientists discover a planet with an extreme axial tilt, causing its seasons to be very unusual and very long. The planet’s tilt is so significant that it affects not only the climate but the planet’s atmosphere. Which planet in our solar system is known for such a tilt?

Astronomers have detected an unusual celestial object that shows characteristics of both an asteroid and a comet. This object is thought to have come from outside the solar system and is tumbling through space at high speed. What is this object commonly called?

A distant star is classified as having a mass between 1.4 and 3 times that of the Sun, and it is nearing the end of its life cycle. As it dies, it will collapse into a dense object, with gravity so strong that not even light can escape. What is this object known as?

When studying galaxy collisions, astronomers notice that two galaxies collide and merge, resulting in a burst of star formation and the creation of new, young stars. This process is referred to as?

A planet orbiting a star at a distance where it is too cold for liquid water to exist experiences surface temperatures that could allow for liquid methane or ethane. This is due to its methane-rich atmosphere and the presence of an alternative liquid phase. Which planet in our solar system shares these characteristics?

Scientists studying star formation in the Milky Way observe that molecular clouds, composed of cold gas and dust, often collapse under their own gravity, leading to the birth of new stars. These regions of active star formation are called?

A team of scientists detects a faint, diffuse light coming from the edges of the solar system. The light is believed to originate from the Sun’s influence, scattering off tiny particles far beyond the orbit of Neptune. What is this phenomenon called?