🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.63 AU - 0.97 AU

Year: 272 Days

Day: 28.2 Hours

Environment

Temp: 142 °C

Axial Tilt: 16.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.32 AU - 1.92 AU

Year: 785 Days

Day: 12.7 Hours

Environment

Temp: -58 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,041,927 km

• M1: 222,452 km (0.099 R)

Asteroid Belt

Center: 2.94 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.8

Radius: 11.4

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.88 AU - 4.64 AU

Year: 3348 Days

Day: 8.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,041,927 km

• M1: 141,819 km (0.098 R)
• M2: 560,693 km (0.073 R)
• M3: 1,056,460 km (0.105 R)
• M4: 1,454,540 km (0.111 R)
• M5: 3,156,066 km (0.101 R)
• M6: 3,691,327 km (0.097 R)
• M7: 4,376,635 km (0.076 R)
• M8: 4,920,124 km (0.041 R)
• M9: 6,522,617 km (0.111 R)
• M10: 6,980,386 km (0.109 R)
• M11: 7,459,548 km (0.103 R)
• M12: 8,736,067 km (0.079 R)
• M13: 9,445,610 km (0.081 R)
• M14: 13,147,708 km (0.105 R)
• M15: 15,426,233 km (0.067 R)
• M16: 17,371,604 km (0.085 R)
• M17: 17,779,557 km (0.104 R)
• M18: 18,313,472 km (0.101 R)
• M19: 18,675,200 km (0.077 R)
• M20: 20,106,702 km (0.033 R)
• M21: 23,116,761 km (0.118 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 411.9

Radius: 5.5

Gravity: 13.62 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 12.41 AU - 14.25 AU

Year: 18533 Days

Day: 23.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 61,041,927 km

• M1: 68,516 km (0.108 R)
• M2: 278,402 km (0.093 R)
• M3: 556,205 km (0.074 R)
• M4: 810,222 km (0.086 R)
• M5: 1,164,919 km (0.078 R)
• M6: 1,378,395 km (0.086 R)
• M7: 2,142,242 km (0.103 R)
• M8: 2,727,768 km (0.058 R)
• M9: 3,181,947 km (0.03 R)
• M10: 4,301,537 km (0.099 R)
• M11: 5,262,404 km (0.042 R)
• M12: 6,081,004 km (0.089 R)
• M13: 6,896,163 km (0.112 R)
• M14: 7,735,855 km (0.091 R)
• M15: 10,548,445 km (0.099 R)
• M16: 11,007,411 km (0.102 R)
• M17: 13,107,466 km (0.078 R)
• M18: 14,251,292 km (0.079 R)
• M19: 14,459,981 km (0.113 R)
• M20: 16,506,031 km (0.063 R)
• M21: 17,202,708 km (0.077 R)
• M22: 17,838,200 km (0.068 R)
• M23: 20,449,131 km (0.1 R)
• M24: 20,892,839 km (0.071 R)
• M25: 21,707,549 km (0.059 R)
• M26: 23,304,057 km (0.088 R)
• M27: 23,885,694 km (0.106 R)
• M28: 25,791,570 km (0.046 R)
• M29: 25,998,016 km (0.078 R)
• M30: 26,205,358 km (0.109 R)
• M31: 27,904,790 km (0.087 R)
• M32: 28,450,673 km (0.083 R)
• M33: 28,781,434 km (0.053 R)
• M34: 32,472,163 km (0.093 R)
• M35: 36,207,621 km (0.081 R)
• M36: 36,856,876 km (0.111 R)
• M37: 37,381,815 km (0.077 R)
• M38: 43,343,290 km (0.044 R)
• M39: 44,964,034 km (0.114 R)
• M40: 48,013,736 km (0.07 R)
• M41: 48,797,180 km (0.072 R)
• M42: 60,313,224 km (0.106 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 194 - 11,194 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit