🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.4 AU - 0.64 AU

Year: 135 Days

Day: 47.7 Hours

Environment

Temp: 173 °C

Axial Tilt: 4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.27 AU - 1.61 AU

Year: 622 Days

Day: 41 Hours

Environment

Temp: 5 °C

Axial Tilt: 42.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.15 AU - 1.79 AU

Year: 641 Days

Day: 44.1 Hours

Environment

Temp: -25 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,549,852 km

• M1: 59,839 km (0.081 R)
• M2: 162,613 km (0.057 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.42 AU - 1.6 AU

Year: 668 Days

Day: 31.5 Hours

Environment

Temp: -21 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.81 AU - 2.23 AU

Year: 1033 Days

Day: 24.1 Hours

Environment

Temp: -70 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,549,852 km

• M1: 1,945,520 km (0.062 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.63 AU - 3.11 AU

Year: 1750 Days

Day: 17.2 Hours

Environment

Temp: -103 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.8

Radius: 12.3

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 6.39 AU - 7.47 AU

Year: 6566 Days

Day: 7.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 86,549,852 km

• M1: 153,039 km (0.052 R)
• M2: 536,159 km (0.071 R)
• M3: 1,018,911 km (0.114 R)
• M4: 1,564,345 km (0.098 R)
• M5: 2,151,666 km (0.074 R)
• M6: 3,122,856 km (0.052 R)
• M7: 3,539,934 km (0.108 R)
• M8: 4,062,330 km (0.102 R)
• M9: 6,095,664 km (0.097 R)
• M10: 8,354,592 km (0.025 R)
• M11: 12,009,119 km (0.104 R)
• M12: 13,092,207 km (0.104 R)
• M13: 14,563,652 km (0.111 R)
• M14: 16,084,314 km (0.117 R)
• M15: 17,646,266 km (0.107 R)
• M16: 19,175,904 km (0.069 R)
• M17: 21,990,737 km (0.101 R)
• M18: 24,217,352 km (0.115 R)
• M19: 26,672,253 km (0.109 R)
• M20: 27,165,777 km (0.096 R)
• M21: 28,597,578 km (0.074 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 560.1

Radius: 7.5

Gravity: 9.96 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 12.45 AU - 16.31 AU

Year: 19625 Days

Day: 17 Hours

Environment

Temp: -189 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 86,549,852 km

• M1: 93,499 km (0.096 R)
• M2: 414,237 km (0.067 R)
• M3: 671,545 km (0.113 R)
• M4: 1,216,081 km (0.072 R)
• M5: 1,489,696 km (0.092 R)
• M6: 2,084,048 km (0.074 R)
• M7: 2,924,638 km (0.115 R)
• M8: 6,070,233 km (0.116 R)
• M9: 6,790,098 km (0.101 R)
• M10: 7,102,608 km (0.085 R)
• M11: 9,621,537 km (0.118 R)
• M12: 9,902,182 km (0.063 R)
• M13: 11,326,952 km (0.085 R)
• M14: 14,503,663 km (0.108 R)
• M15: 15,022,768 km (0.109 R)
• M16: 17,721,513 km (0.119 R)
• M17: 18,486,706 km (0.091 R)
• M18: 20,820,583 km (0.07 R)
• M19: 26,611,068 km (0.114 R)
• M20: 28,641,260 km (0.085 R)
• M21: 33,262,339 km (0.104 R)
• M22: 36,969,075 km (0.1 R)
• M23: 38,216,721 km (0.104 R)
• M24: 42,427,452 km (0.076 R)
• M25: 46,456,721 km (0.071 R)
• M26: 51,756,824 km (0.11 R)
• M27: 53,668,087 km (0.098 R)
• M28: 55,266,241 km (0.036 R)
• M29: 61,398,108 km (0.048 R)
• M30: 68,174,442 km (0.065 R)
• M31: 68,795,274 km (0.106 R)
• M32: 69,838,270 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 670.9

Radius: 5.4

Gravity: 23.01 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 13.36 AU - 20 AU

Year: 24517 Days

Day: 24.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 86,549,852 km

• M1: 75,547 km (0.096 R)
• M2: 270,623 km (0.118 R)
• M3: 499,657 km (0.098 R)
• M4: 679,324 km (0.085 R)
• M5: 879,635 km (0.118 R)
• M6: 1,105,678 km (0.083 R)
• M7: 1,402,330 km (0.081 R)
• M8: 1,925,175 km (0.1 R)
• M9: 2,198,341 km (0.073 R)
• M10: 3,260,635 km (0.111 R)
• M11: 4,068,613 km (0.083 R)
• M12: 4,591,308 km (0.11 R)
• M13: 4,812,564 km (0.071 R)
• M14: 5,118,641 km (0.09 R)
• M15: 6,800,270 km (0.074 R)
• M16: 7,585,809 km (0.106 R)
• M17: 8,595,295 km (0.082 R)
• M18: 8,931,890 km (0.104 R)
• M19: 10,429,814 km (0.118 R)
• M20: 10,942,486 km (0.103 R)
• M21: 12,087,508 km (0.114 R)
• M22: 16,167,640 km (0.041 R)
• M23: 19,028,999 km (0.116 R)
• M24: 19,408,828 km (0.101 R)
• M25: 21,691,841 km (0.119 R)
• M26: 22,002,256 km (0.111 R)
• M27: 22,210,796 km (0.108 R)
• M28: 22,526,148 km (0.11 R)
• M29: 32,481,288 km (0.116 R)
• M30: 33,160,313 km (0.11 R)
• M31: 34,546,786 km (0.11 R)
• M32: 47,056,609 km (0.099 R)
• M33: 48,628,583 km (0.113 R)
• M34: 59,607,571 km (0.044 R)
• M35: 66,101,166 km (0.109 R)
• M36: 71,212,775 km (0.034 R)
• M37: 73,981,383 km (0.097 R)
• M38: 76,820,900 km (0.088 R)
• M39: 78,025,163 km (0.09 R)
• M40: 80,966,706 km (0.111 R)
• M41: 81,713,349 km (0.109 R)
• M42: 82,464,779 km (0.052 R)
• M43: 86,031,940 km (0.034 R)

Kuiper Belt

Range: 30.5 - 57.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 248 - 11,164 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit