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Planetary Science

Explore articles related to Planetary Science, with context and source links for further reading.

Articles about Planetary Science

3 articles

An abstract orbital arc curves around a blue planetary sphere, with two pale icy bodies and a faint field of stars suggesting Neptune’s trailing Trojan cloud.

Rubin Observatory Brings Neptune’s Long-Hidden Trojan Cloud Into View

Two newly confirmed asteroids and a candidate in Neptune’s trailing Trojan cloud offer the clearest view yet of a population long obscured by the crowded star fields toward the Milky Way’s centre.

Neptune TrojansRubin Observatory

2026-11-086 min read ↗

Original abstract vector illustration: quiet red Martian volcanic slopes, narrow dark surface fissures, delicate turquoise HCl trace lines, and a soft subsurface amber glow representing an inferred rather than observed magma source.

World • MARS / PLANETARY SCIENCE

Mars May Still Hold Heat: The Alba Mons Gas Signal That Hints at Hidden Magma

Unseasonal hydrogen chloride above Alba Mons has revived a volcanic question on Mars. The gas and nearby fissures are real observations; a live magma source remains a hypothesis.

MarsAlba Mons

2026-11-076 min read ↗

Original editorial illustration of a Mercury orbiter following a polar orbital path through a faint sodium exosphere, with the Sun represented as an abstract light source.

Science • SPACE SCIENCE | MERCURY EXPLORATION

Mio’s Mercury Science Phase Is Set for 2027. What Will It Actually Image?

Mio’s science observations are scheduled to begin in April 2027. Its MSASI instrument will map sodium in Mercury’s ultra-thin exosphere—not take conventional surface photographs—and no public first-image date has been specified.

MercuryBepiColombo

2026-11-046 min read ↗