Comet C/2024 E1: How to See the Rare ‘Oort Cloud’ Visitor

A Comet from the Solar System’s Edge is Currently Visible from India

A rare celestial event is unfolding in the skies above India: Comet C/2024 E1 (Wierzchos) is currently visible, offering a unique opportunity for observation. Discovered in March 2024 by Polish astronomer Kacper Wierzcho during a routine survey at the Mt. Lemmon Observatory, the comet initially appeared as a faint 20th-magnitude object in the Draco constellation. This marked the first detection of this ancient visitor from the farthest reaches of our solar system.

Millions of Years in the Making

Comet C/2024 E1 is classified as a hyperbolic Oort Cloud comet, meaning its orbit will take it out of the solar system permanently after this pass. Its journey to the inner solar system has spanned millions of years. The comet reached perihelion – its closest approach to the Sun – on January 20, 2026, at a distance of approximately 85 million kilometers (0.566 AU). This close proximity to the Sun is what has made it visible from Earth, though still requiring assistance from binoculars or a small telescope.

Origin and Trajectory

Scientists believe the comet originates from the Oort Cloud, a vast, distant region populated by icy bodies far beyond Pluto. The Oort Cloud is considered the source of many long-period comets. The comet’s hyperbolic orbit confirms it won’t return after this encounter; the Sun’s gravity and the gravitational influence of the planets will eject it into interstellar space. This makes this viewing opportunity particularly special, as it may be the last time humanity will observe this specific comet.

Close Encounters with Venus and Earth

Before reaching perihelion, Comet C/2024 E1 made a close approach to Venus on January 1, 2026, coming within approximately 0.191 astronomical units (AU) of the planet. It will come closest to Earth’s orbital distance, about 1 AU, on February 17, 2026. As of early February 2026, the comet remains visible in the evening sky.

Composition and Observations

Recent observations, including those from the James Webb Space Telescope in early 2025, have revealed that the comet’s activity is primarily driven by carbon dioxide, rather than the more common carbon monoxide. This is a notable characteristic that distinguishes it from many other comets. Initial estimates of the comet’s nucleus size were around 13.7km, but more recent data suggests it is smaller, estimated to be between 2-10km in diameter.

Viewing Conditions and Brightness

As the comet approached the Sun, it developed a coma – a cloud of gas and dust surrounding the nucleus – that grew to approximately three arcminutes wide. A tail also formed, extending about one degree across the sky. Currently, the comet is peaking at around magnitude 6.5 to 7, making it a challenging but potentially rewarding target for observers with binoculars or a small telescope. While slightly dimmer than initially predicted, it remains bright enough to be visible. As of February 8, 2026, it is still visible at around magnitude +7, approximately 22 degrees away from the Sun after its closest approach.

A One-Time Visitor

The hyperbolic nature of Comet C/2024 E1’s orbit means it is on a one-way trip through our solar system. The Sun’s gravitational influence, combined with the pull of the planets, will ensure it is ejected into interstellar space, never to return. This makes the current viewing opportunity a unique and fleeting chance to witness a visitor from the distant Oort Cloud, a relic of the solar system’s formation.