🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.47 AU - 0.67 AU

Year: 152 Days

Day: 38.8 Hours

Environment

Temp: 221 °C

Axial Tilt: 6.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.86 AU - 0.88 AU

Year: 287 Days

Day: 44.4 Hours

Environment

Temp: 169 °C

Axial Tilt: 13.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 89,452,516 km

• M1: 272,717 km (0.072 R)
• M2: 599,588 km (0.063 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.94 AU - 1.52 AU

Year: 482 Days

Day: 28.8 Hours

Environment

Temp: 24 °C

Axial Tilt: 72.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 2.7 AU - 2.84 AU

Year: 1628 Days

Day: 23 Hours

Environment

Temp: -88 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,452,516 km

• M1: 41,439 km (0.092 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 3.77 AU - 6.25 AU

Year: 3960 Days

Day: 38.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169

Radius: 11.4

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 6.51 AU - 8.59 AU

Year: 7325 Days

Day: 14 Hours

Environment

Temp: -164 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 89,452,516 km

• M1: 155,133 km (0.101 R)
• M2: 588,668 km (0.089 R)
• M3: 960,269 km (0.091 R)
• M4: 1,495,680 km (0.107 R)
• M5: 2,239,031 km (0.103 R)
• M6: 4,615,992 km (0.074 R)
• M7: 6,043,006 km (0.064 R)
• M8: 7,348,846 km (0.065 R)
• M9: 7,948,284 km (0.051 R)
• M10: 8,724,847 km (0.061 R)
• M11: 11,229,863 km (0.12 R)
• M12: 12,811,562 km (0.102 R)
• M13: 15,162,941 km (0.074 R)
• M14: 18,263,806 km (0.076 R)
• M15: 22,791,684 km (0.075 R)
• M16: 23,922,794 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.5

Radius: 11.4

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 6.49 AU - 9.29 AU

Year: 7826 Days

Day: 13.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 117 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 89,452,516 km

• M1: 143,464 km (0.039 R)
• M2: 505,940 km (0.069 R)
• M3: 886,517 km (0.037 R)
• M4: 1,347,578 km (0.074 R)
• M5: 1,746,555 km (0.119 R)
• M6: 4,237,509 km (0.092 R)
• M7: 5,479,022 km (0.119 R)
• M8: 6,270,245 km (0.113 R)
• M9: 7,637,121 km (0.043 R)
• M10: 8,120,621 km (0.069 R)
• M11: 10,261,965 km (0.085 R)
• M12: 11,411,326 km (0.107 R)
• M13: 13,553,567 km (0.11 R)
• M14: 14,024,202 km (0.07 R)
• M15: 14,811,984 km (0.071 R)
• M16: 17,629,511 km (0.095 R)
• M17: 19,054,580 km (0.094 R)
• M18: 19,422,441 km (0.106 R)
• M19: 19,795,239 km (0.09 R)
• M20: 20,172,674 km (0.052 R)
• M21: 27,911,821 km (0.045 R)
• M22: 28,770,513 km (0.113 R)
• M23: 29,548,721 km (0.08 R)
• M24: 30,440,773 km (0.114 R)
• M25: 31,248,602 km (0.077 R)
• M26: 32,907,343 km (0.047 R)
• M27: 33,973,377 km (0.107 R)
• M28: 34,733,185 km (0.096 R)
• M29: 40,252,000 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 728.1

Radius: 6.2

Gravity: 18.94 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 12.81 AU - 21.17 AU

Year: 24728 Days

Day: 17 Hours

Environment

Temp: -185 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 89,452,516 km

• M1: 77,492 km (0.099 R)
• M2: 287,378 km (0.079 R)
• M3: 556,055 km (0.086 R)
• M4: 2,146,131 km (0.099 R)
• M5: 2,348,387 km (0.059 R)
• M6: 3,909,142 km (0.034 R)
• M7: 5,627,274 km (0.06 R)
• M8: 5,970,451 km (0.108 R)
• M9: 6,889,730 km (0.113 R)
• M10: 7,638,617 km (0.117 R)
• M11: 7,899,964 km (0.084 R)
• M12: 9,121,431 km (0.089 R)
• M13: 11,656,068 km (0.086 R)
• M14: 13,158,330 km (0.089 R)
• M15: 13,686,560 km (0.071 R)
• M16: 15,521,976 km (0.03 R)
• M17: 16,026,420 km (0.109 R)
• M18: 22,318,955 km (0.09 R)
• M19: 32,746,076 km (0.078 R)
• M20: 37,481,447 km (0.058 R)
• M21: 42,164,908 km (0.106 R)
• M22: 44,815,483 km (0.101 R)
• M23: 56,529,146 km (0.101 R)
• M24: 66,104,307 km (0.114 R)
• M25: 67,427,799 km (0.076 R)
• M26: 70,813,498 km (0.074 R)
• M27: 72,664,772 km (0.111 R)
• M28: 76,222,359 km (0.119 R)
• M29: 77,433,653 km (0.094 R)
• M30: 81,144,129 km (0.096 R)

Kuiper Belt

Range: 31.1 - 49.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 384 - 20,161 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit