🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.5 AU - 0.72 AU

Year: 181 Days

Day: 44.5 Hours

Environment

Temp: 148 °C

Axial Tilt: 127.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,590,298 km

• M1: 119,230 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.71 AU - 1.03 AU

Year: 309 Days

Day: 26 Hours

Environment

Temp: 17 °C

Axial Tilt: 19.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.51 AU - 2.45 AU

Year: 1061 Days

Day: 22.7 Hours

Environment

Temp: -76 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.96 AU - 3.12 AU

Year: 1542 Days

Day: 23.1 Hours

Environment

Temp: -103 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766

Radius: 11.8

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 5.27 AU - 6.67 AU

Year: 5555 Days

Day: 5.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,590,298 km

• M1: 146,905 km (0.109 R)
• M2: 615,296 km (0.079 R)
• M3: 1,115,252 km (0.118 R)
• M4: 1,533,229 km (0.057 R)
• M5: 1,940,284 km (0.071 R)
• M6: 2,436,800 km (0.045 R)
• M7: 3,341,418 km (0.099 R)
• M8: 4,586,820 km (0.026 R)
• M9: 5,073,761 km (0.099 R)
• M10: 5,715,686 km (0.095 R)
• M11: 6,711,409 km (0.083 R)
• M12: 7,340,618 km (0.108 R)
• M13: 10,259,123 km (0.082 R)
• M14: 10,764,614 km (0.071 R)
• M15: 12,177,566 km (0.099 R)
• M16: 13,168,053 km (0.054 R)
• M17: 14,267,897 km (0.114 R)
• M18: 15,191,065 km (0.091 R)
• M19: 15,909,135 km (0.09 R)
• M20: 16,901,867 km (0.107 R)
• M21: 19,078,964 km (0.112 R)
• M22: 24,547,963 km (0.092 R)
• M23: 32,624,902 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.1

Radius: 8.3

Gravity: 7.22 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 7.02 AU - 7.86 AU

Year: 7728 Days

Day: 10.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 65.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,590,298 km

• M1: 104,120 km (0.093 R)
• M2: 554,859 km (0.087 R)
• M3: 931,696 km (0.059 R)
• M4: 1,524,851 km (0.116 R)
• M5: 2,010,595 km (0.047 R)
• M6: 2,435,453 km (0.095 R)
• M7: 2,725,972 km (0.115 R)
• M8: 3,184,340 km (0.102 R)
• M9: 3,600,970 km (0.089 R)
• M10: 6,253,341 km (0.102 R)
• M11: 10,128,374 km (0.117 R)
• M12: 12,616,187 km (0.112 R)
• M13: 13,547,434 km (0.112 R)
• M14: 16,296,444 km (0.052 R)
• M15: 16,745,088 km (0.094 R)
• M16: 17,801,399 km (0.092 R)
• M17: 19,468,218 km (0.045 R)
• M18: 19,828,151 km (0.119 R)
• M19: 22,473,340 km (0.087 R)
• M20: 23,109,430 km (0.089 R)
• M21: 23,513,045 km (0.1 R)
• M22: 35,305,546 km (0.052 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 325.2

Radius: 6.4

Gravity: 7.94 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 11.4 AU - 12.68 AU

Year: 15909 Days

Day: 19.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 126.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,590,298 km

• M1: 104,719 km (0.115 R)
• M2: 557,551 km (0.085 R)
• M3: 827,875 km (0.11 R)
• M4: 1,037,162 km (0.08 R)
• M5: 1,307,635 km (0.095 R)
• M6: 2,960,542 km (0.1 R)
• M7: 3,215,157 km (0.116 R)
• M8: 3,795,448 km (0.071 R)
• M9: 4,325,622 km (0.11 R)
• M10: 4,563,034 km (0.113 R)
• M11: 6,213,099 km (0.11 R)
• M12: 8,871,752 km (0.104 R)
• M13: 10,109,525 km (0.074 R)
• M14: 10,475,890 km (0.112 R)
• M15: 12,984,198 km (0.11 R)
• M16: 13,230,286 km (0.086 R)
• M17: 17,456,127 km (0.111 R)
• M18: 22,150,508 km (0.085 R)
• M19: 22,947,117 km (0.109 R)
• M20: 25,934,287 km (0.088 R)
• M21: 32,780,783 km (0.103 R)
• M22: 37,541,885 km (0.066 R)
• M23: 39,311,478 km (0.079 R)
• M24: 41,801,086 km (0.085 R)
• M25: 43,426,317 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 731.5

Radius: 4.7

Gravity: 33.11 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 12.91 AU - 13.27 AU

Year: 18035 Days

Day: 16.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 72,590,298 km

• M1: 60,438 km (0.099 R)
• M2: 270,623 km (0.058 R)
• M3: 1,616,854 km (0.08 R)
• M4: 1,827,488 km (0.105 R)
• M5: 1,997,281 km (0.11 R)
• M6: 2,457,594 km (0.094 R)
• M7: 2,785,363 km (0.063 R)
• M8: 2,934,512 km (0.086 R)
• M9: 6,194,997 km (0.099 R)
• M10: 6,364,193 km (0.107 R)
• M11: 6,756,438 km (0.06 R)
• M12: 7,351,090 km (0.106 R)
• M13: 7,540,929 km (0.06 R)
• M14: 7,880,965 km (0.119 R)
• M15: 8,749,381 km (0.063 R)
• M16: 13,140,378 km (0.097 R)
• M17: 14,879,303 km (0.07 R)
• M18: 18,281,309 km (0.087 R)
• M19: 20,347,554 km (0.049 R)
• M20: 20,721,998 km (0.106 R)
• M21: 21,101,228 km (0.038 R)
• M22: 23,167,923 km (0.074 R)
• M23: 24,407,491 km (0.107 R)
• M24: 30,535,618 km (0.087 R)
• M25: 31,150,017 km (0.12 R)
• M26: 37,194,818 km (0.076 R)
• M27: 38,462,211 km (0.093 R)
• M28: 39,612,918 km (0.109 R)
• M29: 46,677,228 km (0.088 R)
• M30: 47,492,238 km (0.111 R)
• M31: 50,504,840 km (0.105 R)
• M32: 53,820,377 km (0.1 R)
• M33: 56,354,116 km (0.072 R)
• M34: 58,024,377 km (0.116 R)
• M35: 58,588,360 km (0.09 R)
• M36: 59,918,585 km (0.052 R)
• M37: 60,110,220 km (0.086 R)
• M38: 67,285,233 km (0.105 R)
• M39: 68,324,788 km (0.111 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 494 - 18,428 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit