🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.95 AU - 0.99 AU

Year: 336 Days

Day: 15.3 Hours

Environment

Temp: 129 °C

Axial Tilt: 20.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,079,572 km

• M1: 30,817 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.14 AU - 1.22 AU

Year: 451 Days

Day: 17 Hours

Environment

Temp: 20 °C

Axial Tilt: 22.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.45 AU - 2.15 AU

Year: 849 Days

Day: 37.8 Hours

Environment

Temp: -38 °C

Axial Tilt: 42 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,079,572 km

• M1: 138,677 km (0.069 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.93 AU - 2.15 AU

Year: 1024 Days

Day: 33.1 Hours

Environment

Temp: -59 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.46 AU - 3.18 AU

Year: 1664 Days

Day: 15.8 Hours

Environment

Temp: -79 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.78 AU - 3.48 AU

Year: 1946 Days

Day: 24.6 Hours

Environment

Temp: -98 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.93 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.4

Radius: 9.7

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.61 AU - 7.83 AU

Year: 6123 Days

Day: 12.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 86,079,572 km

• M1: 120,725 km (0.107 R)
• M2: 474,225 km (0.09 R)
• M3: 1,003,353 km (0.106 R)
• M4: 1,498,522 km (0.109 R)
• M5: 2,231,103 km (0.11 R)
• M6: 2,788,205 km (0.098 R)
• M7: 3,203,339 km (0.065 R)
• M8: 4,725,498 km (0.074 R)
• M9: 7,773,853 km (0.111 R)
• M10: 8,130,495 km (0.071 R)
• M11: 8,876,689 km (0.039 R)
• M12: 9,484,056 km (0.115 R)
• M13: 11,808,807 km (0.105 R)
• M14: 12,280,788 km (0.055 R)
• M15: 13,539,355 km (0.116 R)
• M16: 15,331,687 km (0.081 R)
• M17: 16,735,663 km (0.03 R)
• M18: 17,059,094 km (0.068 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.7

Radius: 13

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 11.36 AU - 13.7 AU

Year: 15589 Days

Day: 9.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 86,079,572 km

• M1: 161,715 km (0.056 R)
• M2: 816,804 km (0.078 R)
• M3: 1,223,411 km (0.053 R)
• M4: 2,168,720 km (0.062 R)
• M5: 2,941,992 km (0.096 R)
• M6: 5,592,118 km (0.062 R)
• M7: 7,047,256 km (0.087 R)
• M8: 7,663,600 km (0.117 R)
• M9: 8,232,072 km (0.08 R)
• M10: 8,784,985 km (0.067 R)
• M11: 9,918,339 km (0.037 R)
• M12: 14,937,946 km (0.062 R)
• M13: 18,346,084 km (0.055 R)
• M14: 22,816,069 km (0.116 R)
• M15: 24,599,425 km (0.074 R)
• M16: 29,021,538 km (0.073 R)
• M17: 39,165,620 km (0.027 R)
• M18: 39,883,540 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 682.2

Radius: 5.4

Gravity: 23.4 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 14.72 AU - 18.8 AU

Year: 24115 Days

Day: 24.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 86,079,572 km

• M1: 80,633 km (0.107 R)
• M2: 1,060,051 km (0.087 R)
• M3: 1,332,019 km (0.115 R)
• M4: 5,408,412 km (0.042 R)
• M5: 12,442,504 km (0.07 R)
• M6: 13,386,466 km (0.119 R)
• M7: 15,828,951 km (0.101 R)
• M8: 16,504,385 km (0.085 R)
• M9: 16,936,125 km (0.114 R)
• M10: 20,865,313 km (0.075 R)
• M11: 23,907,086 km (0.087 R)
• M12: 25,820,892 km (0.047 R)
• M13: 26,993,141 km (0.057 R)
• M14: 29,569,366 km (0.089 R)
• M15: 31,771,446 km (0.082 R)
• M16: 40,884,500 km (0.1 R)
• M17: 44,769,407 km (0.113 R)
• M18: 47,665,322 km (0.109 R)
• M19: 49,070,346 km (0.119 R)
• M20: 58,084,814 km (0.11 R)
• M21: 59,082,781 km (0.067 R)
• M22: 59,687,007 km (0.082 R)
• M23: 70,148,386 km (0.058 R)
• M24: 75,927,950 km (0.112 R)
• M25: 76,881,039 km (0.102 R)
• M26: 79,298,989 km (0.085 R)
• M27: 84,795,813 km (0.101 R)

Kuiper Belt

Range: 31.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 376 - 14,392 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit