🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.4 AU - 0.64 AU

Year: 142 Days

Day: 34.1 Hours

Environment

Temp: 173 °C

Axial Tilt: 7.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.58 AU - 0.62 AU

Year: 176 Days

Day: 19.9 Hours

Environment

Temp: 165 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.9 AU - 1.08 AU

Year: 373 Days

Day: 47 Hours

Environment

Temp: 9 °C

Axial Tilt: 39.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 105,722,446 km

• M1: 29,770 km (0.115 R)
• M2: 108,010 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.98 AU - 1.22 AU

Year: 437 Days

Day: 22.8 Hours

Environment

Temp: 1 °C

Axial Tilt: 41.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.02 AU - 1.42 AU

Year: 510 Days

Day: 40.5 Hours

Environment

Temp: -32 °C

Axial Tilt: 48.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.89 AU - 2.11 AU

Year: 1071 Days

Day: 24.5 Hours

Environment

Temp: -79 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.56 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 11.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.5

Radius: 14.2

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 9.97 AU - 12.27 AU

Year: 14044 Days

Day: 13.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 105,722,446 km

• M1: 178,470 km (0.098 R)
• M2: 950,844 km (0.045 R)
• M3: 1,449,603 km (0.062 R)
• M4: 2,017,776 km (0.091 R)
• M5: 2,561,265 km (0.1 R)
• M6: 3,008,712 km (0.107 R)
• M7: 3,508,968 km (0.057 R)
• M8: 5,215,131 km (0.088 R)
• M9: 5,680,381 km (0.075 R)
• M10: 6,291,488 km (0.05 R)
• M11: 11,334,432 km (0.088 R)
• M12: 13,266,489 km (0.097 R)
• M13: 14,977,739 km (0.117 R)
• M14: 16,072,795 km (0.106 R)
• M15: 17,299,049 km (0.06 R)
• M16: 30,356,101 km (0.106 R)
• M17: 33,803,135 km (0.101 R)
• M18: 43,474,188 km (0.109 R)
• M19: 46,455,824 km (0.112 R)
• M20: 46,914,491 km (0.109 R)
• M21: 47,376,299 km (0.092 R)
• M22: 59,390,055 km (0.082 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 868.4

Radius: 4.8

Gravity: 37.69 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 17.29 AU - 18.85 AU

Year: 29093 Days

Day: 17.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 105,722,446 km

• M1: 61,036 km (0.092 R)
• M2: 228,885 km (0.085 R)
• M3: 606,769 km (0.083 R)
• M4: 773,122 km (0.073 R)
• M5: 1,154,447 km (0.066 R)
• M6: 1,710,652 km (0.111 R)
• M7: 2,233,197 km (0.09 R)
• M8: 2,557,525 km (0.106 R)
• M9: 2,912,521 km (0.064 R)
• M10: 3,146,941 km (0.062 R)
• M11: 3,393,777 km (0.064 R)
• M12: 4,249,477 km (0.118 R)
• M13: 5,030,677 km (0.043 R)
• M14: 5,949,657 km (0.114 R)
• M15: 9,560,351 km (0.057 R)
• M16: 9,817,211 km (0.092 R)
• M17: 10,144,531 km (0.092 R)
• M18: 10,959,989 km (0.036 R)
• M19: 12,263,884 km (0.092 R)
• M20: 13,667,710 km (0.115 R)
• M21: 16,059,032 km (0.083 R)
• M22: 18,516,476 km (0.104 R)
• M23: 19,524,916 km (0.081 R)
• M24: 19,730,912 km (0.114 R)
• M25: 26,986,857 km (0.117 R)
• M26: 30,299,403 km (0.077 R)
• M27: 42,186,151 km (0.041 R)
• M28: 43,224,809 km (0.074 R)
• M29: 45,896,028 km (0.119 R)
• M30: 65,870,186 km (0.093 R)
• M31: 69,160,143 km (0.068 R)
• M32: 87,262,532 km (0.044 R)
• M33: 88,382,871 km (0.075 R)
• M34: 91,801,481 km (0.103 R)
• M35: 94,422,436 km (0.092 R)
• M36: 99,508,614 km (0.098 R)
• M37: 105,089,811 km (0.085 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: 204 - 16,926 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit