🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.16 AU - 1.44 AU

Year: 541 Days

Day: 21.4 Hours

Environment

Temp: -3 °C

Axial Tilt: 42.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.69 AU - 4.37 AU

Year: 2422 Days

Day: 41 Hours

Environment

Temp: -114 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 50,522,975 km

• M1: 454,478 km (0.068 R)
• M2: 2,879,759 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.4

Radius: 11.1

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 4.84 AU - 5.26 AU

Year: 4145 Days

Day: 11.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,522,975 km

• M1: 138,079 km (0.112 R)
• M2: 658,530 km (0.117 R)
• M3: 1,101,639 km (0.111 R)
• M4: 1,529,189 km (0.113 R)
• M5: 2,389,078 km (0.079 R)
• M6: 2,791,646 km (0.082 R)
• M7: 3,453,616 km (0.05 R)
• M8: 3,911,236 km (0.084 R)
• M9: 4,651,297 km (0.079 R)
• M10: 5,659,736 km (0.095 R)
• M11: 9,271,926 km (0.071 R)
• M12: 9,746,152 km (0.079 R)
• M13: 10,236,533 km (0.085 R)
• M14: 10,782,865 km (0.074 R)
• M15: 16,243,636 km (0.077 R)
• M16: 17,368,163 km (0.115 R)
• M17: 19,297,826 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14

Radius: 13.1

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 4.85 AU - 5.79 AU

Year: 4482 Days

Day: 11.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 50,522,975 km

• M1: 162,912 km (0.086 R)
• M2: 665,711 km (0.093 R)
• M3: 1,737,280 km (0.075 R)
• M4: 2,254,590 km (0.035 R)
• M5: 3,133,627 km (0.068 R)
• M6: 3,605,907 km (0.031 R)
• M7: 4,489,432 km (0.067 R)
• M8: 6,462,329 km (0.118 R)

Asteroid Belt

Center: 5.8 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.7

Radius: 9.9

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 5.95 AU - 6.61 AU

Year: 5748 Days

Day: 13.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 50,522,975 km

• M1: 123,119 km (0.059 R)
• M2: 436,377 km (0.092 R)
• M3: 749,037 km (0.087 R)
• M4: 1,184,666 km (0.101 R)
• M5: 1,543,700 km (0.087 R)
• M6: 1,860,549 km (0.099 R)
• M7: 2,307,697 km (0.029 R)
• M8: 2,876,468 km (0.105 R)
• M9: 3,231,314 km (0.117 R)
• M10: 6,390,671 km (0.079 R)
• M11: 6,751,053 km (0.118 R)
• M12: 7,093,183 km (0.062 R)
• M13: 7,578,628 km (0.047 R)
• M14: 8,017,099 km (0.086 R)
• M15: 12,022,283 km (0.104 R)
• M16: 12,572,803 km (0.061 R)
• M17: 14,325,791 km (0.11 R)
• M18: 15,367,142 km (0.056 R)
• M19: 16,070,551 km (0.054 R)
• M20: 16,626,158 km (0.102 R)
• M21: 17,893,551 km (0.12 R)
• M22: 19,535,687 km (0.111 R)
• M23: 20,490,271 km (0.065 R)
• M24: 20,815,347 km (0.107 R)
• M25: 21,811,070 km (0.095 R)
• M26: 23,754,197 km (0.111 R)
• M27: 24,185,189 km (0.088 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 457.1

Radius: 6.2

Gravity: 11.89 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 13.02 AU - 21.12 AU

Year: 25760 Days

Day: 24.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 50,522,975 km

• M1: 77,043 km (0.073 R)
• M2: 484,248 km (0.096 R)
• M3: 1,350,570 km (0.106 R)
• M4: 1,897,350 km (0.119 R)
• M5: 2,488,411 km (0.065 R)
• M6: 3,964,044 km (0.105 R)
• M7: 5,034,567 km (0.099 R)
• M8: 6,594,424 km (0.111 R)
• M9: 7,194,910 km (0.105 R)
• M10: 7,681,252 km (0.112 R)
• M11: 9,047,978 km (0.109 R)
• M12: 12,597,188 km (0.065 R)
• M13: 14,034,973 km (0.104 R)
• M14: 15,981,690 km (0.099 R)
• M15: 16,808,518 km (0.102 R)
• M16: 20,211,121 km (0.089 R)
• M17: 21,275,660 km (0.117 R)
• M18: 32,460,793 km (0.096 R)
• M19: 42,488,338 km (0.115 R)
• M20: 43,116,649 km (0.08 R)
• M21: 53,481,239 km (0.058 R)
• M22: 55,698,429 km (0.118 R)
• M23: 61,308,199 km (0.111 R)
• M24: 72,066,081 km (0.113 R)
• M25: 78,475,153 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 112

Radius: 4.3

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 13.13 AU - 21.89 AU

Year: 26762 Days

Day: 16.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,522,975 km

• M1: 53,406 km (0.061 R)
• M2: 555,008 km (0.103 R)
• M3: 900,280 km (0.091 R)
• M4: 1,900,342 km (0.059 R)
• M5: 5,496,675 km (0.115 R)
• M6: 12,915,083 km (0.12 R)
• M7: 15,506,268 km (0.058 R)
• M8: 19,606,447 km (0.044 R)
• M9: 19,930,027 km (0.105 R)
• M10: 20,422,054 km (0.119 R)
• M11: 27,374,765 km (0.108 R)
• M12: 36,845,806 km (0.085 R)
• M13: 38,589,519 km (0.102 R)
• M14: 40,649,033 km (0.071 R)
• M15: 46,258,205 km (0.112 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 341 - 12,807 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit