🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.51 AU - 0.53 AU

Year: 242 Days

Day: 16.4 Hours

Environment

Temp: -119 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,903,970 km

• M1: 78,988 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.47 AU - 0.57 AU

Year: 242 Days

Day: 45.1 Hours

Environment

Temp: -114 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,903,970 km

• M1: 148,401 km (0.086 R)

Asteroid Belt

Center: 0.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.3

Radius: 8.9

Gravity: 12.16 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.97 AU - 1.29 AU

Year: 776 Days

Day: 8.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 57,903,970 km

• M1: 110,702 km (0.114 R)
• M2: 490,232 km (0.057 R)
• M3: 873,053 km (0.079 R)
• M4: 1,303,297 km (0.095 R)
• M5: 1,656,647 km (0.099 R)
• M6: 2,053,680 km (0.076 R)
• M7: 2,525,062 km (0.119 R)
• M8: 2,912,072 km (0.102 R)
• M9: 3,729,774 km (0.047 R)
• M10: 4,399,823 km (0.114 R)
• M11: 4,692,885 km (0.117 R)
• M12: 5,572,221 km (0.09 R)
• M13: 6,252,443 km (0.07 R)
• M14: 6,986,969 km (0.038 R)
• M15: 7,267,913 km (0.108 R)
• M16: 7,629,641 km (0.071 R)
• M17: 9,032,869 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.3

Radius: 14.7

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.12 AU - 1.48 AU

Year: 957 Days

Day: 9.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 57,903,970 km

• M1: 183,706 km (0.092 R)
• M2: 683,064 km (0.059 R)
• M3: 1,162,974 km (0.058 R)
• M4: 1,995,187 km (0.093 R)
• M5: 2,541,069 km (0.101 R)
• M6: 3,025,467 km (0.039 R)
• M7: 3,924,999 km (0.097 R)
• M8: 4,631,251 km (0.081 R)
• M9: 5,322,692 km (0.087 R)
• M10: 5,933,052 km (0.099 R)
• M11: 7,078,672 km (0.104 R)
• M12: 7,895,327 km (0.05 R)
• M13: 9,053,214 km (0.12 R)
• M14: 9,925,968 km (0.114 R)
• M15: 10,695,649 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.9

Radius: 11.9

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.24 AU - 1.5 AU

Year: 1035 Days

Day: 9 Hours

Environment

Temp: -171 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 57,903,970 km

• M1: 147,952 km (0.039 R)
• M2: 541,993 km (0.035 R)
• M3: 1,023,848 km (0.068 R)
• M4: 1,541,008 km (0.105 R)
• M5: 1,919,041 km (0.05 R)
• M6: 2,294,083 km (0.08 R)
• M7: 3,226,976 km (0.064 R)
• M8: 3,604,261 km (0.11 R)
• M9: 4,083,872 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.1

Radius: 10.7

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.45 AU - 1.97 AU

Year: 1444 Days

Day: 7.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,903,970 km

• M1: 133,142 km (0.098 R)
• M2: 557,850 km (0.106 R)
• M3: 1,171,351 km (0.088 R)
• M4: 1,626,428 km (0.104 R)
• M5: 2,019,122 km (0.112 R)
• M6: 2,450,114 km (0.091 R)
• M7: 3,880,718 km (0.057 R)
• M8: 4,610,008 km (0.077 R)
• M9: 5,257,318 km (0.114 R)
• M10: 5,781,808 km (0.076 R)
• M11: 6,245,113 km (0.101 R)
• M12: 7,246,670 km (0.073 R)
• M13: 7,785,971 km (0.115 R)
• M14: 8,150,840 km (0.115 R)
• M15: 9,159,429 km (0.114 R)
• M16: 9,629,914 km (0.113 R)
• M17: 10,349,330 km (0.085 R)
• M18: 10,964,178 km (0.053 R)
• M19: 11,423,293 km (0.093 R)
• M20: 11,785,021 km (0.1 R)
• M21: 13,469,044 km (0.051 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 308.7

Radius: 7.2

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 7.38 AU - 12.2 AU

Year: 19778 Days

Day: 17.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 57,903,970 km

• M1: 90,507 km (0.076 R)
• M2: 399,426 km (0.089 R)
• M3: 713,582 km (0.077 R)
• M4: 1,105,678 km (0.1 R)
• M5: 1,666,221 km (0.078 R)
• M6: 1,896,602 km (0.102 R)
• M7: 2,568,296 km (0.08 R)
• M8: 3,089,794 km (0.116 R)
• M9: 3,466,482 km (0.101 R)
• M10: 3,958,659 km (0.106 R)
• M11: 4,251,721 km (0.083 R)
• M12: 4,815,705 km (0.072 R)
• M13: 5,322,842 km (0.059 R)
• M14: 5,607,527 km (0.084 R)
• M15: 7,101,710 km (0.086 R)
• M16: 9,973,092 km (0.085 R)
• M17: 12,702,804 km (0.052 R)
• M18: 13,083,680 km (0.088 R)
• M19: 18,835,419 km (0.102 R)
• M20: 22,952,053 km (0.074 R)
• M21: 24,872,292 km (0.062 R)
• M22: 30,248,989 km (0.109 R)
• M23: 33,990,581 km (0.112 R)
• M24: 43,800,611 km (0.102 R)
• M25: 50,603,275 km (0.111 R)
• M26: 53,840,423 km (0.075 R)
• M27: 54,670,691 km (0.115 R)
• M28: 55,847,578 km (0.115 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: 247 - 14,648 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit