🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.45 AU - 0.75 AU

Year: 176 Days

Day: 35.3 Hours

Environment

Temp: 194 °C

Axial Tilt: 4.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.68 AU - 1 AU

Year: 292 Days

Day: 16.7 Hours

Environment

Temp: 23 °C

Axial Tilt: 31.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 69,500,057 km

• M1: 38,297 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.64 AU - 1.72 AU

Year: 825 Days

Day: 16.7 Hours

Environment

Temp: -65 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,500,057 km

• M1: 27,975 km (0.116 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.82 AU - 2.14 AU

Year: 1055 Days

Day: 12.2 Hours

Environment

Temp: -87 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,500,057 km

• M1: 1,599,800 km (0.106 R)

Asteroid Belt

Center: 3.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.7

Radius: 8.3

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 4.18 AU - 6.22 AU

Year: 4491 Days

Day: 6.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,500,057 km

• M1: 116,238 km (0.105 R)
• M2: 382,223 km (0.116 R)
• M3: 816,505 km (0.115 R)
• M4: 1,110,465 km (0.03 R)
• M5: 1,494,034 km (0.076 R)
• M6: 1,811,630 km (0.081 R)
• M7: 2,090,929 km (0.085 R)
• M8: 3,031,002 km (0.095 R)
• M9: 3,699,406 km (0.097 R)
• M10: 4,383,517 km (0.109 R)
• M11: 4,807,926 km (0.116 R)
• M12: 5,259,412 km (0.102 R)
• M13: 6,347,438 km (0.083 R)
• M14: 6,811,789 km (0.066 R)
• M15: 11,756,448 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.3

Radius: 8.3

Gravity: 8.13 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 8.14 AU - 10.8 AU

Year: 11038 Days

Day: 6.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,500,057 km

• M1: 104,120 km (0.027 R)
• M2: 814,411 km (0.071 R)
• M3: 1,174,642 km (0.103 R)
• M4: 2,445,476 km (0.077 R)
• M5: 4,937,627 km (0.113 R)
• M6: 5,689,357 km (0.12 R)
• M7: 6,552,985 km (0.061 R)
• M8: 9,815,415 km (0.039 R)
• M9: 10,115,808 km (0.114 R)
• M10: 10,422,334 km (0.061 R)
• M11: 10,787,802 km (0.051 R)
• M12: 11,215,801 km (0.03 R)
• M13: 12,277,796 km (0.104 R)
• M14: 13,963,166 km (0.102 R)
• M15: 15,058,671 km (0.12 R)
• M16: 19,383,845 km (0.09 R)
• M17: 19,777,886 km (0.104 R)
• M18: 22,600,349 km (0.04 R)
• M19: 27,026,501 km (0.039 R)
• M20: 37,547,121 km (0.118 R)
• M21: 44,792,744 km (0.119 R)
• M22: 47,305,839 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.8

Radius: 13.1

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 9.68 AU - 10.18 AU

Year: 11851 Days

Day: 5.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,500,057 km

• M1: 162,912 km (0.116 R)
• M2: 610,509 km (0.047 R)
• M3: 1,118,693 km (0.059 R)
• M4: 1,750,893 km (0.113 R)
• M5: 2,576,225 km (0.111 R)
• M6: 3,298,035 km (0.086 R)
• M7: 5,025,292 km (0.105 R)
• M8: 6,086,838 km (0.09 R)
• M9: 8,350,404 km (0.116 R)
• M10: 9,369,015 km (0.087 R)
• M11: 10,173,852 km (0.119 R)
• M12: 10,870,978 km (0.116 R)
• M13: 12,753,368 km (0.108 R)
• M14: 15,741,885 km (0.066 R)
• M15: 20,938,167 km (0.041 R)
• M16: 22,313,719 km (0.092 R)
• M17: 22,813,376 km (0.072 R)
• M18: 24,444,890 km (0.061 R)
• M19: 28,325,758 km (0.114 R)
• M20: 31,964,128 km (0.06 R)
• M21: 38,463,258 km (0.108 R)
• M22: 39,182,226 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 310.3

Radius: 6.6

Gravity: 7.12 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 15.22 AU - 18.26 AU

Year: 25941 Days

Day: 22.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,500,057 km

• M1: 84,373 km (0.087 R)
• M2: 321,037 km (0.046 R)
• M3: 1,792,631 km (0.084 R)
• M4: 2,210,757 km (0.103 R)
• M5: 3,032,947 km (0.068 R)
• M6: 3,921,259 km (0.041 R)
• M7: 4,199,811 km (0.092 R)
• M8: 4,936,730 km (0.077 R)
• M9: 9,619,293 km (0.078 R)
• M10: 12,735,865 km (0.102 R)
• M11: 13,696,583 km (0.085 R)
• M12: 16,229,275 km (0.112 R)
• M13: 19,322,510 km (0.12 R)
• M14: 20,404,551 km (0.065 R)
• M15: 24,718,206 km (0.11 R)
• M16: 27,533,189 km (0.033 R)
• M17: 29,134,185 km (0.092 R)
• M18: 32,145,590 km (0.042 R)
• M19: 34,438,028 km (0.109 R)
• M20: 36,565,310 km (0.1 R)
• M21: 68,463,914 km (0.044 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 278 - 13,008 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit