🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.79 AU - 0.95 AU

Year: 306 Days

Day: 12.4 Hours

Environment

Temp: 45 °C

Axial Tilt: 39.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 97,787,855 km

• M1: 306,227 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.09 AU - 2.33 AU

Year: 1238 Days

Day: 16.3 Hours

Environment

Temp: -90 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.9

Radius: 9.1

Gravity: 11.94 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 4.08 AU - 5.9 AU

Year: 4199 Days

Day: 9 Hours

Environment

Temp: -147 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 97,787,855 km

• M1: 113,246 km (0.111 R)
• M2: 418,126 km (0.117 R)
• M3: 702,362 km (0.108 R)
• M4: 1,171,501 km (0.12 R)
• M5: 1,455,886 km (0.064 R)
• M6: 1,787,096 km (0.066 R)
• M7: 2,387,732 km (0.082 R)
• M8: 3,195,710 km (0.09 R)
• M9: 3,630,441 km (0.092 R)
• M10: 4,878,985 km (0.102 R)
• M11: 6,203,525 km (0.047 R)
• M12: 7,291,550 km (0.087 R)
• M13: 8,047,169 km (0.103 R)
• M14: 10,012,585 km (0.096 R)
• M15: 10,808,895 km (0.08 R)
• M16: 11,742,535 km (0.114 R)
• M17: 12,229,028 km (0.12 R)
• M18: 13,716,330 km (0.054 R)
• M19: 14,420,636 km (0.118 R)
• M20: 15,263,172 km (0.106 R)
• M21: 16,197,560 km (0.102 R)
• M22: 16,678,966 km (0.112 R)
• M23: 17,733,332 km (0.116 R)
• M24: 18,700,183 km (0.093 R)
• M25: 23,989,515 km (0.095 R)
• M26: 25,735,920 km (0.11 R)
• M27: 26,308,880 km (0.034 R)
• M28: 27,142,140 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.4

Radius: 13.8

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 9.53 AU - 12.97 AU

Year: 14215 Days

Day: 14.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 97,787,855 km

• M1: 171,589 km (0.089 R)
• M2: 684,859 km (0.101 R)
• M3: 1,136,345 km (0.116 R)
• M4: 1,796,222 km (0.092 R)
• M5: 2,312,484 km (0.092 R)
• M6: 3,705,390 km (0.046 R)
• M7: 5,492,336 km (0.088 R)
• M8: 6,637,059 km (0.109 R)
• M9: 13,298,353 km (0.041 R)
• M10: 14,507,254 km (0.101 R)
• M11: 16,759,300 km (0.058 R)
• M12: 17,611,858 km (0.114 R)
• M13: 25,103,271 km (0.055 R)
• M14: 25,606,668 km (0.113 R)
• M15: 26,116,647 km (0.064 R)
• M16: 28,009,209 km (0.076 R)
• M17: 28,769,316 km (0.098 R)
• M18: 41,464,640 km (0.096 R)
• M19: 42,027,128 km (0.108 R)
• M20: 51,086,626 km (0.082 R)
• M21: 51,571,024 km (0.097 R)
• M22: 54,374,039 km (0.057 R)
• M23: 59,032,217 km (0.034 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 50.6

Radius: 7.4

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 14.27 AU - 15.01 AU

Year: 21103 Days

Day: 22.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 97,787,855 km

• M1: 96,341 km (0.072 R)
• M2: 348,114 km (0.109 R)
• M3: 1,277,865 km (0.087 R)
• M4: 1,605,933 km (0.118 R)
• M5: 2,450,413 km (0.051 R)
• M6: 3,019,334 km (0.081 R)
• M7: 4,291,365 km (0.1 R)
• M8: 10,239,974 km (0.096 R)
• M9: 14,012,533 km (0.073 R)
• M10: 20,860,825 km (0.115 R)
• M11: 25,869,960 km (0.075 R)
• M12: 32,011,700 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 723

Radius: 5.6

Gravity: 23.05 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 16.6 AU - 19.06 AU

Year: 28363 Days

Day: 17 Hours

Environment

Temp: -207 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 97,787,855 km

• M1: 91,853 km (0.116 R)
• M2: 326,423 km (0.071 R)
• M3: 805,435 km (0.048 R)
• M4: 1,138,739 km (0.08 R)
• M5: 1,929,663 km (0.12 R)
• M6: 2,124,140 km (0.056 R)
• M7: 2,952,613 km (0.11 R)
• M8: 3,486,378 km (0.097 R)
• M9: 3,809,659 km (0.09 R)
• M10: 4,441,411 km (0.03 R)
• M11: 5,059,550 km (0.031 R)
• M12: 6,046,447 km (0.109 R)
• M13: 9,274,320 km (0.045 R)
• M14: 12,065,816 km (0.084 R)
• M15: 15,286,359 km (0.093 R)
• M16: 15,714,658 km (0.105 R)
• M17: 16,327,560 km (0.089 R)
• M18: 16,505,582 km (0.1 R)
• M19: 18,071,273 km (0.113 R)
• M20: 20,036,989 km (0.05 R)
• M21: 23,246,163 km (0.112 R)
• M22: 24,041,275 km (0.051 R)
• M23: 38,240,058 km (0.085 R)
• M24: 42,459,616 km (0.106 R)
• M25: 44,334,526 km (0.102 R)
• M26: 52,968,716 km (0.045 R)
• M27: 54,145,753 km (0.109 R)
• M28: 55,540,753 km (0.067 R)
• M29: 56,755,338 km (0.056 R)
• M30: 57,780,981 km (0.101 R)
• M31: 62,440,954 km (0.114 R)
• M32: 64,195,737 km (0.064 R)
• M33: 66,208,876 km (0.114 R)
• M34: 69,656,957 km (0.117 R)
• M35: 71,782,145 km (0.106 R)
• M36: 80,458,223 km (0.072 R)
• M37: 80,715,830 km (0.078 R)
• M38: 92,041,287 km (0.04 R)
• M39: 94,026,151 km (0.097 R)
• M40: 95,173,118 km (0.106 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 388 - 12,086 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit