🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.61 AU - 0.71 AU

Year: 196 Days

Day: 34.5 Hours

Environment

Temp: 188 °C

Axial Tilt: 29 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.67 AU - 0.77 AU

Year: 223 Days

Day: 23.8 Hours

Environment

Temp: 129 °C

Axial Tilt: 48.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.84 AU - 1.26 AU

Year: 393 Days

Day: 46.1 Hours

Environment

Temp: 38 °C

Axial Tilt: 39.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.31 AU - 1.73 AU

Year: 684 Days

Day: 34.7 Hours

Environment

Temp: -32 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.53 AU - 2.15 AU

Year: 912 Days

Day: 34.2 Hours

Environment

Temp: -61 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,915,773 km

• M1: 98,435 km (0.098 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.82 AU - 5.42 AU

Year: 3627 Days

Day: 18.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,915,773 km

• M1: 60,288 km (0.111 R)

Asteroid Belt

Center: 7.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553.1

Radius: 8

Gravity: 8.64 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 7.53 AU - 11.95 AU

Year: 11103 Days

Day: 6.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 69,915,773 km

• M1: 99,483 km (0.075 R)
• M2: 988,244 km (0.086 R)
• M3: 1,494,932 km (0.113 R)
• M4: 1,831,377 km (0.059 R)
• M5: 3,739,947 km (0.055 R)
• M6: 4,223,447 km (0.08 R)
• M7: 5,026,339 km (0.099 R)
• M8: 8,045,373 km (0.111 R)
• M9: 8,990,682 km (0.092 R)
• M10: 9,563,193 km (0.117 R)
• M11: 9,908,166 km (0.119 R)
• M12: 10,363,841 km (0.074 R)
• M13: 11,536,838 km (0.099 R)
• M14: 13,829,874 km (0.085 R)
• M15: 14,852,974 km (0.087 R)
• M16: 17,851,215 km (0.038 R)
• M17: 18,149,064 km (0.088 R)
• M18: 20,006,920 km (0.113 R)
• M19: 21,313,657 km (0.097 R)
• M20: 23,915,763 km (0.08 R)
• M21: 25,480,407 km (0.092 R)
• M22: 26,239,915 km (0.086 R)
• M23: 32,094,129 km (0.056 R)
• M24: 36,089,140 km (0.092 R)
• M25: 39,012,432 km (0.087 R)
• M26: 40,020,871 km (0.08 R)
• M27: 40,788,607 km (0.065 R)
• M28: 41,435,768 km (0.082 R)
• M29: 44,229,059 km (0.041 R)
• M30: 46,439,817 km (0.112 R)
• M31: 47,429,706 km (0.057 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 873.7

Radius: 7.5

Gravity: 15.53 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 11.41 AU - 17.51 AU

Year: 20084 Days

Day: 15.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 69,915,773 km

• M1: 93,349 km (0.106 R)
• M2: 669,151 km (0.114 R)
• M3: 961,466 km (0.027 R)
• M4: 1,793,529 km (0.055 R)
• M5: 2,109,180 km (0.08 R)
• M6: 2,726,272 km (0.118 R)
• M7: 4,246,036 km (0.103 R)
• M8: 5,831,624 km (0.043 R)
• M9: 6,664,884 km (0.118 R)
• M10: 7,182,194 km (0.093 R)
• M11: 7,575,038 km (0.105 R)
• M12: 7,879,021 km (0.087 R)
• M13: 9,817,360 km (0.114 R)
• M14: 10,240,124 km (0.087 R)
• M15: 11,383,052 km (0.101 R)
• M16: 12,053,549 km (0.086 R)
• M17: 13,995,330 km (0.072 R)
• M18: 15,643,150 km (0.115 R)
• M19: 16,220,000 km (0.09 R)
• M20: 17,946,509 km (0.081 R)
• M21: 18,670,113 km (0.108 R)
• M22: 19,696,804 km (0.11 R)
• M23: 23,319,914 km (0.09 R)
• M24: 27,482,625 km (0.106 R)
• M25: 28,201,143 km (0.119 R)
• M26: 30,559,554 km (0.089 R)
• M27: 31,330,880 km (0.077 R)
• M28: 38,418,528 km (0.105 R)
• M29: 38,865,976 km (0.088 R)
• M30: 42,570,916 km (0.106 R)
• M31: 48,212,851 km (0.041 R)
• M32: 53,402,700 km (0.084 R)
• M33: 55,464,907 km (0.096 R)
• M34: 56,997,537 km (0.061 R)
• M35: 58,165,447 km (0.085 R)
• M36: 58,558,291 km (0.064 R)
• M37: 63,827,128 km (0.106 R)
• M38: 67,006,233 km (0.052 R)
• M39: 76,701,671 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 205.9

Radius: 4.6

Gravity: 9.73 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 16.28 AU - 23.28 AU

Year: 32131 Days

Day: 16.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 69,915,773 km

• M1: 57,296 km (0.117 R)
• M2: 265,835 km (0.109 R)
• M3: 418,874 km (0.033 R)
• M4: 952,340 km (0.111 R)
• M5: 1,202,019 km (0.118 R)
• M6: 2,590,586 km (0.101 R)
• M7: 5,122,829 km (0.076 R)
• M8: 7,449,974 km (0.106 R)
• M9: 15,071,387 km (0.101 R)
• M10: 16,626,008 km (0.116 R)
• M11: 17,692,043 km (0.109 R)
• M12: 21,256,810 km (0.046 R)
• M13: 23,508,857 km (0.047 R)
• M14: 25,592,306 km (0.051 R)
• M15: 27,908,979 km (0.114 R)
• M16: 32,199,146 km (0.095 R)
• M17: 36,635,621 km (0.104 R)
• M18: 38,293,764 km (0.102 R)
• M19: 40,001,423 km (0.097 R)
• M20: 40,727,721 km (0.092 R)
• M21: 44,336,321 km (0.084 R)
• M22: 45,270,709 km (0.057 R)
• M23: 52,181,682 km (0.102 R)
• M24: 54,989,185 km (0.107 R)
• M25: 57,343,108 km (0.103 R)
• M26: 61,285,909 km (0.093 R)
• M27: 69,080,856 km (0.054 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 452 - 11,667 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit