The New Horizons (NH) flyby of the Pluto–Charon binary planet and its system of four small
surrounding satellites in mid-2015 revolutionized our knowledge of this distant planet and its …

Planetary rings are observed not only around giant planets, but also around small bodies
such as the Centaur Chariklo and the dwarf planet Haumea. Up to now, all known dense …

Over the past three decades, we have witnessed one of the great revolutions in our
understanding of the cosmos—the dawn of the Exoplanet Era. Where once we knew of just …

Abstract The Lucy Mission is a NASA Discovery-class mission to send a highly capable and
robust spacecraft to investigate seven primitive bodies near both the L 4 and L 5 Lagrange …

Abstract The Minerva-Australis telescope array is a facility dedicated to the follow-up,
confirmation, characterization, and mass measurement of planets orbiting bright stars …

INTRODUCTION On 1 January 2019, the New Horizons spacecraft passed 3538 km from
Kuiper Belt object (KBO)(486958) Arrokoth. Arrokoth is a contact binary consisting of two …

NASA's New Horizons mission performed the first flyby of a small Kuiper Belt Object
(KBO),(486958) Arrokoth on 1 January 2019. The fast flyby revealed a fascinating, flattened …

INTRODUCTION The Kuiper Belt is a broad, torus-shaped region in the outer Solar System
beyond Neptune's orbit. It contains primordial planetary building blocks and dwarf planets …

We were able to accurately predict the shadow path and successfully observe an occultation
of a bright star by Chiron on December 15, 2022. The Kottamia Astronomical Observatory in …

Abstract Telescopic observations of Kuiper Belt objects have enabled bulk density
determinations for 18 objects. These densities vary systematically with size, perhaps …