🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.53 AU - 0.77 AU

Year: 185 Days

Day: 31.6 Hours

Environment

Temp: 173 °C

Axial Tilt: 31.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 65,904,094 km

• M1: 38,297 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.92 AU - 1.32 AU

Year: 419 Days

Day: 23.9 Hours

Environment

Temp: 40 °C

Axial Tilt: 31.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.31 AU - 2.69 AU

Year: 1396 Days

Day: 18.2 Hours

Environment

Temp: -86 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,904,094 km

• M1: 1,149,510 km (0.098 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.72 AU - 3.38 AU

Year: 1881 Days

Day: 42.4 Hours

Environment

Temp: -96 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.3

Radius: 10

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.18 AU - 6.4 AU

Year: 4919 Days

Day: 9.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,904,094 km

• M1: 124,765 km (0.101 R)
• M2: 3,079,921 km (0.085 R)
• M3: 3,900,166 km (0.093 R)
• M4: 5,740,369 km (0.103 R)
• M5: 6,384,388 km (0.071 R)
• M6: 7,541,378 km (0.042 R)
• M7: 8,027,272 km (0.082 R)
• M8: 10,099,651 km (0.062 R)
• M9: 12,362,918 km (0.103 R)
• M10: 15,216,198 km (0.088 R)
• M11: 16,390,990 km (0.12 R)
• M12: 20,610,248 km (0.095 R)
• M13: 23,185,576 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 850.3

Radius: 4.2

Gravity: 48.2 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 14.12 AU - 17.08 AU

Year: 21756 Days

Day: 23.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 65,904,094 km

• M1: 56,249 km (0.096 R)
• M2: 484,398 km (0.099 R)
• M3: 2,053,231 km (0.104 R)
• M4: 2,553,336 km (0.078 R)
• M5: 3,419,807 km (0.118 R)
• M6: 3,632,835 km (0.1 R)
• M7: 4,186,945 km (0.06 R)
• M8: 5,101,437 km (0.074 R)
• M9: 6,141,591 km (0.093 R)
• M10: 6,548,497 km (0.117 R)
• M11: 6,829,442 km (0.091 R)
• M12: 11,384,398 km (0.075 R)
• M13: 12,921,366 km (0.064 R)
• M14: 14,990,006 km (0.108 R)
• M15: 16,314,695 km (0.093 R)
• M16: 35,222,519 km (0.104 R)
• M17: 37,848,411 km (0.072 R)
• M18: 45,820,781 km (0.083 R)
• M19: 52,021,762 km (0.082 R)
• M20: 57,170,621 km (0.055 R)
• M21: 57,961,246 km (0.117 R)
• M22: 62,231,517 km (0.042 R)
• M23: 66,271,558 km (0.094 R)
• M24: 79,189,184 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 616.7

Radius: 4.5

Gravity: 30.45 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 13.69 AU - 17.97 AU

Year: 22239 Days

Day: 19.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 65,904,094 km

• M1: 56,249 km (0.093 R)
• M2: 360,980 km (0.086 R)
• M3: 613,650 km (0.116 R)
• M4: 775,366 km (0.118 R)
• M5: 977,772 km (0.104 R)
• M6: 1,272,479 km (0.119 R)
• M7: 2,761,128 km (0.049 R)
• M8: 2,965,778 km (0.09 R)
• M9: 5,137,191 km (0.078 R)
• M10: 5,977,931 km (0.108 R)
• M11: 7,284,668 km (0.09 R)
• M12: 8,133,337 km (0.094 R)
• M13: 8,662,315 km (0.088 R)
• M14: 9,613,608 km (0.102 R)
• M15: 10,819,516 km (0.11 R)
• M16: 12,327,014 km (0.115 R)
• M17: 12,742,148 km (0.028 R)
• M18: 13,166,557 km (0.096 R)
• M19: 15,510,756 km (0.056 R)
• M20: 18,296,568 km (0.069 R)
• M21: 19,386,986 km (0.083 R)
• M22: 20,042,824 km (0.08 R)
• M23: 21,997,768 km (0.116 R)
• M24: 22,301,602 km (0.032 R)
• M25: 28,140,706 km (0.098 R)
• M26: 32,902,855 km (0.059 R)
• M27: 35,059,009 km (0.104 R)
• M28: 36,878,867 km (0.098 R)
• M29: 37,307,615 km (0.111 R)
• M30: 38,613,754 km (0.071 R)
• M31: 46,428,896 km (0.084 R)
• M32: 46,928,702 km (0.108 R)
• M33: 48,108,880 km (0.092 R)
• M34: 67,405,061 km (0.066 R)
• M35: 73,093,520 km (0.032 R)
• M36: 73,769,852 km (0.084 R)
• M37: 78,385,245 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 170.2

Radius: 7.7

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 19.06 AU - 21.58 AU

Year: 32343 Days

Day: 20.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 65,904,094 km

• M1: 98,286 km (0.102 R)
• M2: 479,611 km (0.087 R)
• M3: 865,573 km (0.064 R)
• M4: 1,837,211 km (0.042 R)
• M5: 2,272,392 km (0.11 R)
• M6: 2,569,792 km (0.035 R)
• M7: 2,869,138 km (0.115 R)
• M8: 3,483,536 km (0.067 R)
• M9: 4,435,128 km (0.113 R)
• M10: 6,052,580 km (0.077 R)
• M11: 6,585,149 km (0.06 R)
• M12: 9,456,081 km (0.052 R)
• M13: 10,172,954 km (0.079 R)
• M14: 10,631,921 km (0.12 R)
• M15: 11,164,489 km (0.043 R)
• M16: 11,652,777 km (0.119 R)
• M17: 12,606,613 km (0.086 R)
• M18: 13,338,445 km (0.095 R)
• M19: 13,749,391 km (0.077 R)
• M20: 14,098,253 km (0.079 R)
• M21: 20,066,310 km (0.108 R)
• M22: 20,334,839 km (0.057 R)
• M23: 22,959,533 km (0.041 R)
• M24: 29,327,466 km (0.102 R)
• M25: 31,325,196 km (0.106 R)
• M26: 35,589,633 km (0.106 R)
• M27: 36,646,542 km (0.089 R)
• M28: 37,860,229 km (0.064 R)
• M29: 43,730,300 km (0.088 R)
• M30: 50,343,872 km (0.098 R)
• M31: 55,985,358 km (0.103 R)
• M32: 61,655,566 km (0.052 R)

Kuiper Belt

Range: 31.1 - 61.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 10,744 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit