🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.63 AU - 0.71 AU

Year: 245 Days

Day: 12.9 Hours

Environment

Temp: 7 °C

Axial Tilt: 24.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 55,631,010 km

• M1: 54,005 km (0.058 R)
• M2: 147,653 km (0.058 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.78 AU - 0.96 AU

Year: 362 Days

Day: 33.3 Hours

Environment

Temp: -56 °C

Axial Tilt: 47.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.28 AU - 1.32 AU

Year: 661 Days

Day: 21.6 Hours

Environment

Temp: -94 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,631,010 km

• M1: 43,383 km (0.079 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.35 AU - 1.53 AU

Year: 771 Days

Day: 36.6 Hours

Environment

Temp: -102 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,631,010 km

• M1: 45,777 km (0.041 R)

Asteroid Belt

Center: 2.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331

Radius: 14.4

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.62 AU - 3.2 AU

Year: 2215 Days

Day: 9 Hours

Environment

Temp: -156 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,631,010 km

• M1: 179,069 km (0.096 R)
• M2: 884,423 km (0.089 R)
• M3: 1,493,436 km (0.12 R)
• M4: 2,112,172 km (0.065 R)
• M5: 2,604,499 km (0.07 R)
• M6: 3,433,870 km (0.075 R)
• M7: 5,126,121 km (0.116 R)
• M8: 5,753,833 km (0.094 R)
• M9: 6,216,240 km (0.081 R)
• M10: 6,854,574 km (0.097 R)
• M11: 7,455,659 km (0.077 R)
• M12: 9,567,981 km (0.111 R)
• M13: 12,392,538 km (0.097 R)
• M14: 12,853,898 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.9

Radius: 13.7

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3.93 AU - 5.47 AU

Year: 4547 Days

Day: 8.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,631,010 km

• M1: 170,392 km (0.078 R)
• M2: 717,172 km (0.116 R)
• M3: 1,726,808 km (0.066 R)
• M4: 2,265,061 km (0.073 R)
• M5: 2,696,202 km (0.052 R)
• M6: 4,358,384 km (0.069 R)
• M7: 6,003,662 km (0.108 R)
• M8: 6,624,942 km (0.089 R)
• M9: 7,321,619 km (0.078 R)
• M10: 7,824,268 km (0.107 R)
• M11: 8,457,964 km (0.117 R)
• M12: 9,011,925 km (0.075 R)
• M13: 9,828,131 km (0.11 R)
• M14: 12,154,229 km (0.106 R)
• M15: 13,297,904 km (0.054 R)
• M16: 13,997,424 km (0.113 R)
• M17: 14,459,981 km (0.095 R)
• M18: 18,598,905 km (0.032 R)
• M19: 19,665,388 km (0.062 R)
• M20: 21,851,611 km (0.083 R)
• M21: 23,612,528 km (0.104 R)
• M22: 25,390,349 km (0.056 R)

Asteroid Belt

Center: 7.78 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 10.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 419.9

Radius: 7.5

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 10.11 AU - 11.61 AU

Year: 15970 Days

Day: 18.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 55,631,010 km

• M1: 96,341 km (0.094 R)
• M2: 544,237 km (0.105 R)
• M3: 841,937 km (0.088 R)
• M4: 1,126,771 km (0.087 R)
• M5: 2,998,689 km (0.103 R)
• M6: 5,605,582 km (0.025 R)
• M7: 6,468,462 km (0.085 R)
• M8: 7,679,158 km (0.104 R)
• M9: 9,434,539 km (0.109 R)
• M10: 13,914,248 km (0.03 R)
• M11: 15,274,990 km (0.096 R)
• M12: 19,471,210 km (0.069 R)
• M13: 21,257,558 km (0.115 R)
• M14: 24,185,488 km (0.113 R)
• M15: 30,714,986 km (0.108 R)
• M16: 33,483,145 km (0.068 R)
• M17: 33,840,534 km (0.034 R)
• M18: 35,050,033 km (0.079 R)
• M19: 35,665,479 km (0.09 R)
• M20: 37,044,622 km (0.108 R)
• M21: 37,554,900 km (0.104 R)
• M22: 39,642,987 km (0.048 R)
• M23: 44,191,510 km (0.106 R)
• M24: 44,477,841 km (0.12 R)
• M25: 47,860,398 km (0.097 R)
• M26: 49,383,155 km (0.109 R)
• M27: 54,145,005 km (0.118 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 255 - 15,021 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit