🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.56 AU - 0.72 AU

Year: 336 Days

Day: 22.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 44.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.8

Radius: 14.3

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.24 AU - 1.28 AU

Year: 928 Days

Day: 11 Hours

Environment

Temp: -176 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,839,440 km

• M1: 180,565 km (0.095 R)
• M2: 467,045 km (0.086 R)
• M3: 735,573 km (0.076 R)
• M4: 1,132,905 km (0.075 R)
• M5: 1,463,815 km (0.092 R)
• M6: 1,773,333 km (0.065 R)
• M7: 3,097,574 km (0.098 R)
• M8: 3,366,102 km (0.091 R)
• M9: 3,634,929 km (0.076 R)
• M10: 4,070,708 km (0.056 R)
• M11: 4,779,353 km (0.087 R)
• M12: 5,142,277 km (0.033 R)
• M13: 5,604,535 km (0.103 R)
• M14: 5,894,605 km (0.116 R)
• M15: 6,192,305 km (0.105 R)
• M16: 6,482,225 km (0.104 R)
• M17: 7,228,420 km (0.086 R)
• M18: 7,879,320 km (0.094 R)
• M19: 8,259,149 km (0.105 R)
• M20: 8,701,809 km (0.102 R)
• M21: 9,341,489 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 568.5

Radius: 13.4

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 3.28 AU - 4.82 AU

Year: 5347 Days

Day: 7.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,839,440 km

• M1: 207,043 km (0.048 R)
• M2: 804,238 km (0.104 R)
• M3: 1,346,979 km (0.056 R)
• M4: 2,025,705 km (0.111 R)
• M5: 3,131,831 km (0.118 R)
• M6: 3,678,761 km (0.105 R)
• M7: 4,700,814 km (0.111 R)
• M8: 5,054,463 km (0.111 R)
• M9: 5,622,486 km (0.056 R)
• M10: 6,168,519 km (0.088 R)
• M11: 7,661,954 km (0.052 R)
• M12: 8,114,787 km (0.1 R)
• M13: 10,024,553 km (0.095 R)
• M14: 10,472,898 km (0.053 R)
• M15: 11,399,807 km (0.118 R)
• M16: 11,840,971 km (0.052 R)
• M17: 15,125,242 km (0.054 R)
• M18: 17,389,855 km (0.058 R)
• M19: 19,288,102 km (0.095 R)
• M20: 24,816,940 km (0.074 R)
• M21: 26,405,969 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 684.2

Radius: 4.3

Gravity: 37 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 5.61 AU - 6.41 AU

Year: 9665 Days

Day: 17.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 46,839,440 km

• M1: 55,202 km (0.059 R)
• M2: 282,740 km (0.101 R)
• M3: 458,069 km (0.119 R)
• M4: 589,116 km (0.111 R)
• M5: 906,114 km (0.079 R)
• M6: 1,191,996 km (0.114 R)
• M7: 1,569,282 km (0.061 R)
• M8: 1,689,558 km (0.117 R)
• M9: 4,292,262 km (0.05 R)
• M10: 7,060,571 km (0.089 R)
• M11: 7,206,129 km (0.059 R)
• M12: 8,704,203 km (0.117 R)
• M13: 9,359,890 km (0.089 R)
• M14: 9,527,589 km (0.093 R)
• M15: 11,703,191 km (0.067 R)
• M16: 15,955,510 km (0.103 R)
• M17: 18,038,062 km (0.103 R)
• M18: 19,759,784 km (0.116 R)
• M19: 26,160,479 km (0.11 R)
• M20: 27,433,856 km (0.112 R)
• M21: 28,445,138 km (0.096 R)
• M22: 30,749,693 km (0.081 R)
• M23: 33,380,820 km (0.088 R)
• M24: 34,175,185 km (0.088 R)
• M25: 34,335,254 km (0.032 R)
• M26: 41,305,618 km (0.062 R)
• M27: 46,001,046 km (0.05 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 253 - 11,756 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit