🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.94 AU - 1 AU

Year: 342 Days

Day: 40.2 Hours

Environment

Temp: 140 °C

Axial Tilt: 96 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.14 AU - 1.3 AU

Year: 483 Days

Day: 20.8 Hours

Environment

Temp: 20 °C

Axial Tilt: 28.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.16 AU - 1.68 AU

Year: 606 Days

Day: 25.2 Hours

Environment

Temp: 6 °C

Axial Tilt: 44.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.51 AU - 5.45 AU

Year: 3396 Days

Day: 30.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 94,218,437 km

• M1: 26,628 km (0.117 R)
• M2: 130,300 km (0.085 R)

Asteroid Belt

Center: 4.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.1

Radius: 12.3

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 4.2 AU - 6.66 AU

Year: 4532 Days

Day: 8.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 94,218,437 km

• M1: 153,637 km (0.086 R)
• M2: 693,087 km (0.109 R)
• M3: 1,268,141 km (0.112 R)
• M4: 1,685,519 km (0.085 R)
• M5: 2,914,765 km (0.099 R)
• M6: 4,796,856 km (0.111 R)
• M7: 5,379,988 km (0.041 R)
• M8: 5,804,397 km (0.052 R)
• M9: 6,374,216 km (0.055 R)
• M10: 7,080,318 km (0.052 R)
• M11: 8,089,954 km (0.093 R)
• M12: 10,611,725 km (0.096 R)
• M13: 13,878,643 km (0.102 R)
• M14: 14,626,184 km (0.082 R)
• M15: 15,288,005 km (0.093 R)
• M16: 16,435,720 km (0.118 R)
• M17: 18,773,037 km (0.115 R)
• M18: 21,818,101 km (0.1 R)
• M19: 22,828,934 km (0.095 R)
• M20: 25,889,408 km (0.04 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.6

Radius: 9

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 5.07 AU - 7.99 AU

Year: 5976 Days

Day: 11.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 94,218,437 km

• M1: 111,899 km (0.09 R)
• M2: 405,261 km (0.118 R)
• M3: 900,130 km (0.062 R)
• M4: 1,188,854 km (0.069 R)
• M5: 1,645,427 km (0.056 R)
• M6: 1,935,348 km (0.089 R)
• M7: 2,259,825 km (0.116 R)
• M8: 2,555,132 km (0.063 R)
• M9: 4,095,541 km (0.112 R)
• M10: 4,683,909 km (0.086 R)
• M11: 5,037,409 km (0.109 R)
• M12: 7,178,304 km (0.063 R)
• M13: 9,782,504 km (0.107 R)
• M14: 10,746,213 km (0.101 R)
• M15: 12,003,135 km (0.099 R)
• M16: 13,913,350 km (0.102 R)
• M17: 14,434,100 km (0.097 R)
• M18: 16,131,438 km (0.12 R)
• M19: 16,822,879 km (0.12 R)
• M20: 17,593,906 km (0.057 R)
• M21: 19,334,777 km (0.033 R)
• M22: 21,737,767 km (0.066 R)
• M23: 24,936,768 km (0.087 R)
• M24: 25,318,991 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 488.4

Radius: 6.3

Gravity: 12.31 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 18.89 AU - 21.61 AU

Year: 32637 Days

Day: 17.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 94,218,437 km

• M1: 78,389 km (0.113 R)
• M2: 435,779 km (0.111 R)
• M3: 877,541 km (0.051 R)
• M4: 1,179,579 km (0.082 R)
• M5: 1,429,108 km (0.11 R)
• M6: 2,594,775 km (0.108 R)
• M7: 4,544,185 km (0.091 R)
• M8: 5,042,795 km (0.093 R)
• M9: 5,492,635 km (0.098 R)
• M10: 6,103,294 km (0.075 R)
• M11: 7,459,249 km (0.105 R)
• M12: 8,097,583 km (0.088 R)
• M13: 11,358,518 km (0.096 R)
• M14: 12,202,399 km (0.105 R)
• M15: 13,856,952 km (0.064 R)
• M16: 15,570,595 km (0.088 R)
• M17: 16,967,690 km (0.12 R)
• M18: 19,808,703 km (0.102 R)
• M19: 20,209,924 km (0.076 R)
• M20: 24,068,951 km (0.11 R)
• M21: 25,575,252 km (0.071 R)
• M22: 28,139,359 km (0.086 R)
• M23: 28,392,180 km (0.064 R)
• M24: 30,736,079 km (0.092 R)
• M25: 31,409,419 km (0.087 R)
• M26: 34,923,922 km (0.027 R)
• M27: 35,509,598 km (0.1 R)
• M28: 39,318,958 km (0.113 R)
• M29: 40,272,196 km (0.095 R)
• M30: 42,390,053 km (0.112 R)
• M31: 46,669,599 km (0.09 R)
• M32: 48,097,511 km (0.106 R)
• M33: 49,738,599 km (0.118 R)
• M34: 54,492,221 km (0.107 R)
• M35: 56,475,590 km (0.071 R)
• M36: 59,125,118 km (0.069 R)
• M37: 66,220,694 km (0.092 R)
• M38: 79,272,061 km (0.084 R)
• M39: 84,150,747 km (0.112 R)
• M40: 86,263,518 km (0.088 R)

Kuiper Belt

Range: 30.6 - 51.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 15,852 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit