🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.59 AU - 0.81 AU

Year: 217 Days

Day: 38.4 Hours

Environment

Temp: 161 °C

Axial Tilt: 26.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 75,045,590 km

• M1: 32,463 km (0.039 R)
• M2: 333,154 km (0.055 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.07 AU - 1.65 AU

Year: 588 Days

Day: 43.3 Hours

Environment

Temp: -24 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.67 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.3

Radius: 9.3

Gravity: 8.99 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 4.69 AU - 7.25 AU

Year: 5410 Days

Day: 14.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 75,045,590 km

• M1: 163,361 km (0.091 R)
• M2: 507,735 km (0.106 R)
• M3: 1,415,645 km (0.117 R)
• M4: 1,750,744 km (0.101 R)
• M5: 2,329,239 km (0.07 R)
• M6: 2,895,018 km (0.065 R)
• M7: 3,441,349 km (0.079 R)
• M8: 6,805,955 km (0.099 R)
• M9: 13,089,215 km (0.101 R)
• M10: 13,465,005 km (0.12 R)
• M11: 15,453,011 km (0.098 R)
• M12: 18,420,135 km (0.096 R)
• M13: 18,756,581 km (0.075 R)
• M14: 19,650,728 km (0.113 R)
• M15: 21,972,187 km (0.067 R)
• M16: 26,807,340 km (0.079 R)
• M17: 27,413,959 km (0.111 R)
• M18: 27,852,880 km (0.107 R)
• M19: 30,962,570 km (0.114 R)
• M20: 31,534,334 km (0.116 R)
• M21: 32,797,388 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 704.1

Radius: 5.6

Gravity: 22.45 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 11.06 AU - 16.84 AU

Year: 19323 Days

Day: 19.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 75,045,590 km

• M1: 72,405 km (0.113 R)
• M2: 302,936 km (0.072 R)
• M3: 784,042 km (0.037 R)
• M4: 1,595,162 km (0.052 R)
• M5: 2,014,036 km (0.089 R)
• M6: 2,458,043 km (0.088 R)
• M7: 2,667,330 km (0.111 R)
• M8: 2,888,436 km (0.039 R)
• M9: 4,151,341 km (0.109 R)
• M10: 5,545,443 km (0.117 R)
• M11: 7,272,700 km (0.108 R)
• M12: 9,163,318 km (0.112 R)
• M13: 11,550,751 km (0.114 R)
• M14: 12,475,864 km (0.085 R)
• M15: 13,664,419 km (0.071 R)
• M16: 14,101,394 km (0.076 R)
• M17: 15,625,198 km (0.093 R)
• M18: 20,946,395 km (0.093 R)
• M19: 21,624,971 km (0.093 R)
• M20: 28,171,074 km (0.062 R)
• M21: 30,947,012 km (0.048 R)
• M22: 32,594,085 km (0.109 R)
• M23: 32,852,590 km (0.066 R)
• M24: 35,376,605 km (0.081 R)
• M25: 40,508,111 km (0.07 R)
• M26: 41,712,225 km (0.089 R)
• M27: 43,095,107 km (0.063 R)
• M28: 48,427,075 km (0.103 R)
• M29: 49,782,880 km (0.076 R)
• M30: 50,642,918 km (0.063 R)
• M31: 52,039,564 km (0.113 R)
• M32: 52,747,461 km (0.104 R)
• M33: 53,821,275 km (0.097 R)
• M34: 55,827,532 km (0.112 R)
• M35: 63,141,820 km (0.118 R)
• M36: 67,236,165 km (0.075 R)
• M37: 68,075,708 km (0.101 R)
• M38: 74,149,531 km (0.11 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 278 - 12,686 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit