🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.44 AU - 0.72 AU

Year: 157 Days

Day: 16.3 Hours

Environment

Temp: 200 °C

Axial Tilt: 14.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,566,749 km

• M1: 274,662 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.11 AU - 1.13 AU

Year: 420 Days

Day: 31 Hours

Environment

Temp: 43 °C

Axial Tilt: 37 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 54,566,749 km

• M1: 259,702 km (0.054 R)
• M2: 1,021,753 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.96 AU - 2.34 AU

Year: 1118 Days

Day: 26.3 Hours

Environment

Temp: -58 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,566,749 km

• M1: 49,666 km (0.11 R)
• M2: 1,567,935 km (0.098 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2 AU - 2.7 AU

Year: 1278 Days

Day: 45.1 Hours

Environment

Temp: -63 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.37 AU - 2.71 AU

Year: 1436 Days

Day: 37 Hours

Environment

Temp: -84 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,566,749 km

• M1: 34,108 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.5

Radius: 13

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 5.4 AU - 6.64 AU

Year: 5240 Days

Day: 12.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,566,749 km

• M1: 161,715 km (0.102 R)
• M2: 567,425 km (0.084 R)
• M3: 1,684,771 km (0.095 R)
• M4: 2,117,558 km (0.109 R)
• M5: 3,105,353 km (0.109 R)
• M6: 3,981,697 km (0.092 R)
• M7: 4,763,196 km (0.072 R)
• M8: 5,235,177 km (0.079 R)
• M9: 6,605,644 km (0.061 R)
• M10: 8,143,061 km (0.06 R)
• M11: 8,632,096 km (0.071 R)
• M12: 12,148,394 km (0.111 R)
• M13: 15,298,177 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 572.5

Radius: 5.1

Gravity: 22.01 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 13.68 AU - 13.9 AU

Year: 18167 Days

Day: 19 Hours

Environment

Temp: -191 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 54,566,749 km

• M1: 63,429 km (0.105 R)
• M2: 600,635 km (0.103 R)
• M3: 968,796 km (0.051 R)
• M4: 1,216,829 km (0.117 R)
• M5: 1,684,472 km (0.085 R)
• M6: 2,347,639 km (0.049 R)
• M7: 3,249,266 km (0.108 R)
• M8: 4,297,498 km (0.083 R)
• M9: 4,557,948 km (0.101 R)
• M10: 4,863,576 km (0.077 R)
• M11: 5,039,204 km (0.092 R)
• M12: 5,292,025 km (0.095 R)
• M13: 5,902,234 km (0.111 R)
• M14: 6,224,169 km (0.098 R)
• M15: 7,036,186 km (0.086 R)
• M16: 8,258,550 km (0.071 R)
• M17: 8,661,418 km (0.031 R)
• M18: 11,298,080 km (0.072 R)
• M19: 11,794,595 km (0.076 R)
• M20: 15,457,798 km (0.08 R)
• M21: 15,992,162 km (0.066 R)
• M22: 18,507,052 km (0.03 R)
• M23: 19,196,548 km (0.069 R)
• M24: 19,371,578 km (0.107 R)
• M25: 20,262,583 km (0.038 R)
• M26: 26,730,148 km (0.099 R)
• M27: 30,130,507 km (0.085 R)
• M28: 31,204,321 km (0.077 R)
• M29: 31,811,688 km (0.101 R)
• M30: 33,050,059 km (0.11 R)
• M31: 38,742,707 km (0.05 R)
• M32: 39,585,541 km (0.09 R)
• M33: 41,307,712 km (0.114 R)
• M34: 42,187,348 km (0.113 R)
• M35: 45,674,923 km (0.088 R)
• M36: 46,143,463 km (0.101 R)
• M37: 56,380,894 km (0.085 R)
• M38: 58,374,735 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 245.2

Radius: 4.4

Gravity: 12.67 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 14.45 AU - 15.25 AU

Year: 20301 Days

Day: 24.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,566,749 km

• M1: 54,902 km (0.101 R)
• M2: 362,176 km (0.049 R)
• M3: 619,485 km (0.098 R)
• M4: 789,578 km (0.086 R)
• M5: 1,139,637 km (0.096 R)
• M6: 1,356,853 km (0.034 R)
• M7: 2,493,497 km (0.079 R)
• M8: 3,649,141 km (0.118 R)
• M9: 4,449,639 km (0.106 R)
• M10: 4,729,985 km (0.105 R)
• M11: 5,535,570 km (0.068 R)
• M12: 5,971,049 km (0.064 R)
• M13: 6,586,495 km (0.1 R)
• M14: 6,909,626 km (0.102 R)
• M15: 11,307,355 km (0.109 R)
• M16: 12,427,843 km (0.117 R)
• M17: 13,172,541 km (0.082 R)
• M18: 15,797,984 km (0.088 R)
• M19: 16,230,621 km (0.116 R)
• M20: 19,318,919 km (0.116 R)
• M21: 25,923,516 km (0.043 R)
• M22: 32,479,792 km (0.091 R)
• M23: 45,912,035 km (0.062 R)
• M24: 47,832,722 km (0.036 R)
• M25: 47,982,619 km (0.115 R)

Kuiper Belt

Range: 30.9 - 53.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 267 - 18,243 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit