🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.48 AU - 0.76 AU

Year: 172 Days

Day: 13.6 Hours

Environment

Temp: 197 °C

Axial Tilt: 39.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.18 AU - 1.58 AU

Year: 570 Days

Day: 22.6 Hours

Environment

Temp: 7 °C

Axial Tilt: 15.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.57 AU - 2.11 AU

Year: 877 Days

Day: 46.5 Hours

Environment

Temp: -40 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.8

Radius: 10.8

Gravity: 6.61 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 8.77 AU - 9.69 AU

Year: 9856 Days

Day: 12.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 79,689,465 km

• M1: 134,488 km (0.066 R)
• M2: 471,981 km (0.06 R)
• M3: 849,566 km (0.107 R)
• M4: 1,424,321 km (0.07 R)
• M5: 2,209,561 km (0.11 R)
• M6: 3,032,798 km (0.094 R)
• M7: 3,994,862 km (0.112 R)
• M8: 4,742,103 km (0.116 R)
• M9: 5,117,145 km (0.055 R)
• M10: 5,613,959 km (0.043 R)
• M11: 5,998,575 km (0.101 R)
• M12: 6,860,110 km (0.112 R)
• M13: 9,205,355 km (0.073 R)
• M14: 13,224,751 km (0.093 R)
• M15: 15,413,069 km (0.104 R)
• M16: 18,208,604 km (0.097 R)
• M17: 18,821,207 km (0.113 R)
• M18: 19,526,860 km (0.117 R)
• M19: 21,494,671 km (0.041 R)
• M20: 22,179,081 km (0.09 R)
• M21: 23,591,435 km (0.118 R)
• M22: 24,411,680 km (0.109 R)
• M23: 26,302,597 km (0.047 R)
• M24: 29,843,578 km (0.107 R)
• M25: 31,673,011 km (0.095 R)
• M26: 34,964,463 km (0.104 R)
• M27: 42,351,756 km (0.116 R)
• M28: 44,659,004 km (0.119 R)
• M29: 46,763,247 km (0.026 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 907.1

Radius: 7.3

Gravity: 17.02 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 10.65 AU - 17.57 AU

Year: 18628 Days

Day: 16.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 79,689,465 km

• M1: 96,640 km (0.089 R)
• M2: 348,862 km (0.052 R)
• M3: 997,519 km (0.119 R)
• M4: 1,319,603 km (0.109 R)
• M5: 2,416,454 km (0.113 R)
• M6: 2,874,074 km (0.09 R)
• M7: 3,387,943 km (0.104 R)
• M8: 5,071,368 km (0.073 R)
• M9: 6,688,072 km (0.073 R)
• M10: 7,010,904 km (0.109 R)
• M11: 8,621,475 km (0.076 R)
• M12: 12,279,741 km (0.086 R)
• M13: 12,694,427 km (0.043 R)
• M14: 13,333,957 km (0.111 R)
• M15: 13,994,881 km (0.062 R)
• M16: 17,805,139 km (0.075 R)
• M17: 22,152,901 km (0.05 R)
• M18: 23,499,133 km (0.06 R)
• M19: 23,924,140 km (0.103 R)
• M20: 25,451,834 km (0.036 R)
• M21: 31,439,339 km (0.107 R)
• M22: 36,714,160 km (0.114 R)
• M23: 51,966,411 km (0.047 R)
• M24: 67,692,139 km (0.076 R)
• M25: 71,398,576 km (0.114 R)
• M26: 72,289,880 km (0.113 R)
• M27: 77,091,523 km (0.12 R)

Kuiper Belt

Range: 31.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 500 - 15,295 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit