🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.56 AU - 0.9 AU

Year: 278 Days

Day: 20 Hours

Environment

Temp: -25 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.01 AU - 1.47 AU

Year: 616 Days

Day: 12.1 Hours

Environment

Temp: -95 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.52 AU - 2.06 AU

Year: 1069 Days

Day: 14.9 Hours

Environment

Temp: -119 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,763,072 km

• M1: 538,403 km (0.08 R)
• M2: 1,176,438 km (0.118 R)

Asteroid Belt

Center: 2.16 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.3

Radius: 8.2

Gravity: 11.87 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.4 AU - 2.66 AU

Year: 1796 Days

Day: 9.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,763,072 km

• M1: 102,026 km (0.116 R)
• M2: 363,373 km (0.058 R)
• M3: 707,149 km (0.044 R)
• M4: 1,085,183 km (0.081 R)
• M5: 3,056,434 km (0.054 R)
• M6: 3,530,659 km (0.062 R)
• M7: 3,812,801 km (0.068 R)
• M8: 4,110,052 km (0.082 R)
• M9: 4,943,162 km (0.112 R)
• M10: 5,229,642 km (0.12 R)
• M11: 6,257,230 km (0.11 R)
• M12: 6,832,284 km (0.058 R)
• M13: 8,674,732 km (0.1 R)
• M14: 9,027,334 km (0.12 R)
• M15: 9,795,818 km (0.052 R)
• M16: 12,851,355 km (0.088 R)
• M17: 14,437,990 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.9

Radius: 8.6

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.66 AU - 3.44 AU

Year: 2377 Days

Day: 10.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,763,072 km

• M1: 106,962 km (0.111 R)
• M2: 468,989 km (0.114 R)
• M3: 758,162 km (0.089 R)
• M4: 1,103,135 km (0.051 R)
• M5: 1,956,591 km (0.106 R)
• M6: 2,937,205 km (0.117 R)
• M7: 3,965,840 km (0.087 R)
• M8: 4,562,585 km (0.078 R)
• M9: 5,062,691 km (0.117 R)
• M10: 5,681,428 km (0.063 R)
• M11: 6,394,561 km (0.118 R)
• M12: 7,561,724 km (0.098 R)
• M13: 7,998,101 km (0.12 R)
• M14: 8,753,570 km (0.088 R)
• M15: 9,644,276 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.6

Radius: 12.8

Gravity: 6.05 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 5.79 AU - 6.21 AU

Year: 6558 Days

Day: 12 Hours

Environment

Temp: -189 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 54,763,072 km

• M1: 159,172 km (0.083 R)
• M2: 599,289 km (0.091 R)
• M3: 1,093,112 km (0.091 R)
• M4: 1,678,339 km (0.079 R)
• M5: 2,241,126 km (0.083 R)
• M6: 2,948,574 km (0.072 R)
• M7: 4,528,627 km (0.082 R)
• M8: 5,104,130 km (0.074 R)
• M9: 5,695,640 km (0.105 R)
• M10: 6,722,779 km (0.115 R)
• M11: 9,550,478 km (0.085 R)
• M12: 9,970,249 km (0.071 R)
• M13: 13,552,520 km (0.087 R)
• M14: 14,083,443 km (0.104 R)
• M15: 14,567,093 km (0.05 R)
• M16: 15,061,813 km (0.026 R)
• M17: 15,889,538 km (0.071 R)
• M18: 16,347,607 km (0.102 R)
• M19: 16,814,501 km (0.088 R)
• M20: 17,915,392 km (0.076 R)
• M21: 18,483,565 km (0.077 R)
• M22: 30,079,195 km (0.116 R)
• M23: 34,347,522 km (0.107 R)
• M24: 34,784,497 km (0.101 R)
• M25: 35,225,063 km (0.086 R)
• M26: 36,117,414 km (0.109 R)
• M27: 37,484,290 km (0.094 R)
• M28: 39,240,868 km (0.046 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 180.7

Radius: 7.1

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 11.67 AU - 16.65 AU

Year: 23776 Days

Day: 21.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 54,763,072 km

• M1: 88,263 km (0.095 R)
• M2: 559,346 km (0.11 R)
• M3: 844,181 km (0.098 R)
• M4: 1,212,940 km (0.109 R)
• M5: 1,654,852 km (0.118 R)
• M6: 2,053,081 km (0.086 R)
• M7: 3,613,836 km (0.118 R)
• M8: 6,560,166 km (0.037 R)
• M9: 7,469,721 km (0.114 R)
• M10: 8,274,258 km (0.113 R)
• M11: 9,949,605 km (0.086 R)
• M12: 11,090,438 km (0.053 R)
• M13: 11,317,378 km (0.095 R)
• M14: 13,372,703 km (0.082 R)
• M15: 13,694,488 km (0.095 R)
• M16: 14,021,659 km (0.034 R)
• M17: 14,420,936 km (0.078 R)
• M18: 19,989,567 km (0.12 R)
• M19: 23,432,113 km (0.117 R)
• M20: 27,353,372 km (0.064 R)
• M21: 29,252,517 km (0.098 R)
• M22: 30,566,286 km (0.052 R)
• M23: 31,125,183 km (0.105 R)
• M24: 37,347,557 km (0.111 R)
• M25: 37,986,340 km (0.071 R)
• M26: 38,243,798 km (0.105 R)
• M27: 39,417,094 km (0.041 R)
• M28: 39,946,222 km (0.101 R)
• M29: 42,247,785 km (0.111 R)
• M30: 45,211,020 km (0.052 R)
• M31: 52,339,358 km (0.073 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: 159 - 13,677 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit