🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.43 AU - 0.61 AU

Year: 131 Days

Day: 17.3 Hours

Environment

Temp: 229 °C

Axial Tilt: 8.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.65 AU - 1.05 AU

Year: 274 Days

Day: 25.5 Hours

Environment

Temp: 135 °C

Axial Tilt: 27.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.71 AU - 1.15 AU

Year: 314 Days

Day: 15 Hours

Environment

Temp: 124 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.06 AU - 2.14 AU

Year: 1065 Days

Day: 12.4 Hours

Environment

Temp: -64 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 5.04 AU - 6.02 AU

Year: 4550 Days

Day: 39.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 46.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.75 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 15.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 421.6

Radius: 4.1

Gravity: 25.08 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 15.65 AU - 16.29 AU

Year: 22327 Days

Day: 23.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 94,003,054 km

• M1: 61,934 km (0.087 R)
• M2: 254,466 km (0.046 R)
• M3: 506,090 km (0.119 R)
• M4: 2,045,152 km (0.089 R)
• M5: 2,185,176 km (0.091 R)
• M6: 2,374,717 km (0.077 R)
• M7: 2,529,550 km (0.081 R)
• M8: 5,979,726 km (0.119 R)
• M9: 7,323,265 km (0.086 R)
• M10: 8,961,511 km (0.119 R)
• M11: 9,502,457 km (0.105 R)
• M12: 11,132,625 km (0.105 R)
• M13: 14,934,655 km (0.026 R)
• M14: 15,311,192 km (0.081 R)
• M15: 15,694,013 km (0.117 R)
• M16: 17,454,182 km (0.085 R)
• M17: 19,430,669 km (0.107 R)
• M18: 22,915,103 km (0.068 R)
• M19: 24,856,434 km (0.098 R)
• M20: 27,574,029 km (0.1 R)
• M21: 28,483,883 km (0.049 R)
• M22: 35,819,864 km (0.104 R)
• M23: 36,223,329 km (0.076 R)
• M24: 37,176,417 km (0.038 R)
• M25: 39,847,338 km (0.098 R)
• M26: 40,280,423 km (0.109 R)
• M27: 44,166,079 km (0.049 R)
• M28: 54,779,449 km (0.092 R)
• M29: 54,957,620 km (0.069 R)
• M30: 57,491,359 km (0.118 R)
• M31: 65,157,502 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 551.8

Radius: 5.9

Gravity: 15.85 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 15.9 AU - 16.52 AU

Year: 22832 Days

Day: 22.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 94,003,054 km

• M1: 76,145 km (0.114 R)
• M2: 299,345 km (0.091 R)
• M3: 509,082 km (0.119 R)
• M4: 918,681 km (0.077 R)
• M5: 1,168,359 km (0.097 R)
• M6: 1,447,060 km (0.073 R)
• M7: 2,180,239 km (0.114 R)
• M8: 2,488,261 km (0.086 R)
• M9: 3,385,849 km (0.029 R)
• M10: 6,130,670 km (0.033 R)
• M11: 6,790,247 km (0.065 R)
• M12: 7,642,656 km (0.069 R)
• M13: 8,671,141 km (0.049 R)
• M14: 9,443,964 km (0.084 R)
• M15: 13,641,381 km (0.057 R)
• M16: 14,837,865 km (0.058 R)
• M17: 16,265,776 km (0.077 R)
• M18: 17,437,876 km (0.063 R)
• M19: 18,575,717 km (0.104 R)
• M20: 19,669,278 km (0.096 R)
• M21: 20,421,605 km (0.104 R)
• M22: 20,998,305 km (0.027 R)
• M23: 28,790,409 km (0.113 R)
• M24: 30,500,762 km (0.105 R)
• M25: 32,928,735 km (0.096 R)
• M26: 34,257,015 km (0.109 R)
• M27: 36,175,907 km (0.1 R)
• M28: 36,455,804 km (0.113 R)
• M29: 36,737,048 km (0.111 R)
• M30: 38,893,202 km (0.1 R)
• M31: 41,743,640 km (0.119 R)
• M32: 44,730,212 km (0.112 R)
• M33: 46,357,837 km (0.099 R)
• M34: 47,520,512 km (0.098 R)
• M35: 47,856,209 km (0.079 R)
• M36: 49,558,483 km (0.072 R)
• M37: 51,831,324 km (0.063 R)
• M38: 67,576,799 km (0.108 R)
• M39: 75,265,681 km (0.102 R)
• M40: 75,950,689 km (0.111 R)
• M41: 76,870,417 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 782.3

Radius: 4.9

Gravity: 32.58 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 15.4 AU - 19.68 AU

Year: 25699 Days

Day: 19.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 94,003,054 km

• M1: 67,469 km (0.098 R)
• M2: 445,652 km (0.119 R)
• M3: 981,661 km (0.067 R)
• M4: 1,511,238 km (0.09 R)
• M5: 1,789,490 km (0.104 R)
• M6: 3,952,226 km (0.077 R)
• M7: 4,936,131 km (0.082 R)
• M8: 6,630,776 km (0.043 R)
• M9: 7,900,712 km (0.119 R)
• M10: 8,564,478 km (0.097 R)
• M11: 9,264,596 km (0.113 R)
• M12: 10,450,159 km (0.113 R)
• M13: 11,113,177 km (0.05 R)
• M14: 12,595,842 km (0.088 R)
• M15: 14,935,702 km (0.105 R)
• M16: 15,520,629 km (0.116 R)
• M17: 19,749,761 km (0.089 R)
• M18: 27,812,189 km (0.092 R)
• M19: 34,543,495 km (0.05 R)
• M20: 36,008,507 km (0.032 R)
• M21: 39,692,803 km (0.06 R)
• M22: 44,128,978 km (0.049 R)
• M23: 44,641,351 km (0.095 R)
• M24: 52,047,343 km (0.071 R)
• M25: 55,939,880 km (0.03 R)
• M26: 65,398,355 km (0.118 R)
• M27: 66,734,713 km (0.076 R)
• M28: 80,096,944 km (0.104 R)
• M29: 85,534,527 km (0.063 R)

Kuiper Belt

Range: 31.4 - 58.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 18,722 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit