🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.63 AU - 0.81 AU

Year: 218 Days

Day: 42.4 Hours

Environment

Temp: 153 °C

Axial Tilt: 3.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 68,929,381 km

• M1: 266,583 km (0.107 R)
• M2: 301,739 km (0.068 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.69 AU - 1.13 AU

Year: 309 Days

Day: 20.7 Hours

Environment

Temp: 174 °C

Axial Tilt: 49.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 7.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 14.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 74.8

Radius: 3.3

Gravity: 6.87 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 14.5 AU - 14.74 AU

Year: 19926 Days

Day: 22.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 68,929,381 km

• M1: 40,990 km (0.118 R)
• M2: 301,589 km (0.082 R)
• M3: 464,950 km (0.066 R)
• M4: 574,007 km (0.055 R)
• M5: 1,689,858 km (0.109 R)
• M6: 2,612,428 km (0.114 R)
• M7: 2,842,509 km (0.081 R)
• M8: 3,234,306 km (0.086 R)
• M9: 3,998,751 km (0.113 R)
• M10: 4,848,018 km (0.051 R)
• M11: 6,136,056 km (0.107 R)
• M12: 7,184,737 km (0.104 R)
• M13: 7,483,484 km (0.095 R)
• M14: 8,306,721 km (0.103 R)
• M15: 8,930,544 km (0.098 R)
• M16: 9,145,367 km (0.117 R)
• M17: 10,038,765 km (0.119 R)
• M18: 13,231,184 km (0.114 R)
• M19: 17,839,696 km (0.083 R)
• M20: 21,442,461 km (0.102 R)
• M21: 26,989,999 km (0.055 R)
• M22: 29,947,549 km (0.08 R)
• M23: 34,883,381 km (0.05 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 300.7

Radius: 7.6

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 14.05 AU - 20.89 AU

Year: 26028 Days

Day: 18.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,929,381 km

• M1: 94,546 km (0.077 R)
• M2: 489,335 km (0.071 R)
• M3: 741,108 km (0.046 R)
• M4: 1,022,501 km (0.09 R)
• M5: 1,390,063 km (0.069 R)
• M6: 1,738,776 km (0.084 R)
• M7: 6,038,518 km (0.094 R)
• M8: 6,794,586 km (0.093 R)
• M9: 8,143,360 km (0.106 R)
• M10: 9,551,674 km (0.097 R)
• M11: 13,317,651 km (0.091 R)
• M12: 13,804,892 km (0.09 R)
• M13: 14,888,578 km (0.119 R)
• M14: 15,565,509 km (0.107 R)
• M15: 16,341,473 km (0.106 R)
• M16: 21,643,072 km (0.1 R)
• M17: 22,511,338 km (0.101 R)
• M18: 23,402,642 km (0.117 R)
• M19: 23,704,830 km (0.089 R)
• M20: 26,109,466 km (0.071 R)
• M21: 28,101,362 km (0.09 R)
• M22: 31,888,581 km (0.087 R)
• M23: 34,032,768 km (0.12 R)
• M24: 34,812,023 km (0.079 R)
• M25: 47,807,740 km (0.067 R)
• M26: 55,105,872 km (0.094 R)
• M27: 66,279,636 km (0.076 R)
• M28: 67,493,922 km (0.088 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 10,454 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit