🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.56 AU - 0.8 AU

Year: 210 Days

Day: 27.5 Hours

Environment

Temp: 199 °C

Axial Tilt: 34.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,271,942 km

• M1: 314,904 km (0.045 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.76 AU - 2.44 AU

Year: 1140 Days

Day: 27.2 Hours

Environment

Temp: -75 °C

Axial Tilt: 56.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.14 AU - 3.44 AU

Year: 1746 Days

Day: 36.8 Hours

Environment

Temp: -96 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18

Radius: 11

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 4.35 AU - 5.37 AU

Year: 4015 Days

Day: 6 Hours

Environment

Temp: -136 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 86,271,942 km

• M1: 139,575 km (0.038 R)
• M2: 592,258 km (0.094 R)
• M3: 1,177,485 km (0.041 R)
• M4: 1,701,526 km (0.06 R)
• M5: 2,956,802 km (0.06 R)
• M6: 3,325,411 km (0.102 R)
• M7: 4,652,494 km (0.089 R)
• M8: 7,687,236 km (0.059 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 433.4

Radius: 3.1

Gravity: 45.1 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 9.28 AU - 14.76 AU

Year: 15617 Days

Day: 17.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 86,271,942 km

• M1: 39,494 km (0.09 R)
• M2: 157,377 km (0.062 R)
• M3: 315,352 km (0.046 R)
• M4: 474,674 km (0.105 R)
• M5: 660,624 km (0.077 R)
• M6: 794,215 km (0.047 R)
• M7: 934,837 km (0.068 R)
• M8: 1,140,235 km (0.069 R)
• M9: 1,578,258 km (0.092 R)
• M10: 1,752,090 km (0.051 R)
• M11: 2,842,210 km (0.085 R)
• M12: 4,139,373 km (0.087 R)
• M13: 5,748,597 km (0.087 R)
• M14: 6,957,348 km (0.114 R)
• M15: 7,643,105 km (0.102 R)
• M16: 9,500,961 km (0.108 R)
• M17: 10,074,818 km (0.062 R)
• M18: 10,289,042 km (0.062 R)
• M19: 15,521,527 km (0.1 R)
• M20: 16,463,246 km (0.116 R)
• M21: 16,760,497 km (0.038 R)
• M22: 17,289,325 km (0.101 R)
• M23: 19,516,089 km (0.091 R)
• M24: 20,016,943 km (0.074 R)
• M25: 20,612,043 km (0.099 R)
• M26: 23,203,228 km (0.054 R)
• M27: 23,670,871 km (0.051 R)
• M28: 24,049,503 km (0.111 R)
• M29: 24,916,124 km (0.112 R)
• M30: 26,915,948 km (0.115 R)
• M31: 27,745,019 km (0.109 R)
• M32: 29,891,899 km (0.076 R)
• M33: 30,445,411 km (0.058 R)
• M34: 31,005,804 km (0.065 R)
• M35: 31,801,665 km (0.098 R)
• M36: 33,434,227 km (0.118 R)
• M37: 34,391,802 km (0.096 R)
• M38: 39,322,548 km (0.05 R)
• M39: 40,120,503 km (0.118 R)
• M40: 44,847,946 km (0.043 R)
• M41: 45,865,062 km (0.06 R)
• M42: 54,892,246 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 28

Radius: 4.3

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 12.49 AU - 17.47 AU

Year: 21727 Days

Day: 23.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 86,271,942 km

• M1: 58,942 km (0.102 R)
• M2: 313,108 km (0.116 R)
• M3: 985,102 km (0.105 R)
• M4: 1,159,383 km (0.096 R)
• M5: 2,674,660 km (0.047 R)
• M6: 4,215,967 km (0.096 R)
• M7: 4,479,559 km (0.104 R)
• M8: 5,906,124 km (0.068 R)
• M9: 10,940,990 km (0.098 R)
• M10: 12,723,449 km (0.08 R)
• M11: 13,121,977 km (0.061 R)
• M12: 13,528,734 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 545.5

Radius: 3.5

Gravity: 44.53 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 15.09 AU - 19.59 AU

Year: 27058 Days

Day: 20.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 86,271,942 km

• M1: 43,533 km (0.034 R)
• M2: 200,162 km (0.096 R)
• M3: 311,912 km (0.027 R)
• M4: 482,304 km (0.099 R)
• M5: 598,391 km (0.089 R)
• M6: 743,801 km (0.063 R)
• M7: 1,280,857 km (0.117 R)
• M8: 1,576,612 km (0.101 R)
• M9: 1,778,719 km (0.114 R)
• M10: 2,257,282 km (0.066 R)
• M11: 2,612,428 km (0.041 R)
• M12: 3,114,179 km (0.064 R)
• M13: 3,402,903 km (0.073 R)
• M14: 5,317,456 km (0.071 R)
• M15: 6,523,664 km (0.114 R)
• M16: 6,756,737 km (0.094 R)
• M17: 7,693,370 km (0.067 R)
• M18: 10,188,213 km (0.115 R)
• M19: 11,481,786 km (0.105 R)
• M20: 13,396,340 km (0.076 R)
• M21: 14,625,885 km (0.112 R)
• M22: 18,298,812 km (0.104 R)
• M23: 18,483,266 km (0.106 R)
• M24: 18,668,917 km (0.113 R)
• M25: 19,712,212 km (0.1 R)
• M26: 29,115,785 km (0.063 R)
• M27: 30,645,573 km (0.115 R)
• M28: 35,127,226 km (0.094 R)
• M29: 36,859,419 km (0.12 R)
• M30: 43,043,646 km (0.104 R)
• M31: 45,193,367 km (0.083 R)
• M32: 56,045,645 km (0.095 R)
• M33: 59,813,118 km (0.09 R)
• M34: 60,831,880 km (0.115 R)
• M35: 67,188,592 km (0.068 R)
• M36: 67,407,753 km (0.112 R)
• M37: 79,965,148 km (0.118 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 19,807 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit