🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.55 AU - 0.89 AU

Year: 228 Days

Day: 30.4 Hours

Environment

Temp: 171 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 17,931,399 km

• M1: 22,589 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.94 AU - 1.04 AU

Year: 367 Days

Day: 22.5 Hours

Environment

Temp: 34 °C

Axial Tilt: 25.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 17,931,399 km

• M1: 26,928 km (0.076 R)
• M2: 52,658 km (0.079 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.92 AU - 1.24 AU

Year: 418 Days

Day: 37.2 Hours

Environment

Temp: 5 °C

Axial Tilt: 47.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.96 AU - 1.42 AU

Year: 484 Days

Day: 31.4 Hours

Environment

Temp: -7 °C

Axial Tilt: 38.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.37 AU - 1.85 AU

Year: 762 Days

Day: 36.6 Hours

Environment

Temp: -57 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 3.95 AU - 4.93 AU

Year: 3488 Days

Day: 36.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 17,931,399 km

• M1: 1,093,860 km (0.117 R)
• M2: 2,092,725 km (0.064 R)

Asteroid Belt

Center: 5.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.1

Radius: 11.8

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 5.75 AU - 7.93 AU

Year: 6669 Days

Day: 6.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 17,931,399 km

• M1: 148,999 km (0.096 R)
• M2: 279,299 km (0.114 R)
• M3: 358,436 km (0.092 R)
• M4: 531,072 km (0.063 R)
• M5: 702,362 km (0.098 R)
• M6: 835,355 km (0.115 R)
• M7: 929,302 km (0.115 R)
• M8: 1,064,538 km (0.082 R)
• M9: 1,154,447 km (0.108 R)
• M10: 1,511,537 km (0.077 R)
• M11: 1,628,522 km (0.082 R)
• M12: 1,794,426 km (0.105 R)
• M13: 2,062,207 km (0.084 R)
• M14: 2,689,471 km (0.102 R)
• M15: 2,905,191 km (0.066 R)
• M16: 3,089,495 km (0.082 R)
• M17: 3,220,842 km (0.065 R)
• M18: 3,586,908 km (0.047 R)
• M19: 3,945,943 km (0.062 R)
• M20: 4,068,314 km (0.099 R)
• M21: 4,150,593 km (0.105 R)
• M22: 4,233,470 km (0.113 R)
• M23: 4,591,757 km (0.065 R)
• M24: 4,677,477 km (0.075 R)
• M25: 4,763,795 km (0.117 R)
• M26: 4,850,561 km (0.101 R)
• M27: 5,114,302 km (0.078 R)
• M28: 6,003,811 km (0.055 R)
• M29: 6,121,395 km (0.067 R)
• M30: 6,406,678 km (0.066 R)
• M31: 6,502,720 km (0.036 R)
• M32: 6,793,688 km (0.103 R)
• M33: 7,238,443 km (0.049 R)
• M34: 7,667,190 km (0.071 R)
• M35: 8,312,705 km (0.101 R)
• M36: 8,922,017 km (0.074 R)
• M37: 9,245,597 km (0.032 R)
• M38: 9,436,185 km (0.094 R)
• M39: 9,876,751 km (0.101 R)
• M40: 9,988,051 km (0.119 R)
• M41: 10,155,601 km (0.113 R)
• M42: 11,383,800 km (0.087 R)
• M43: 11,852,789 km (0.068 R)
• M44: 12,030,362 km (0.08 R)
• M45: 12,178,912 km (0.069 R)
• M46: 13,205,602 km (0.081 R)
• M47: 13,698,378 km (0.096 R)
• M48: 14,009,392 km (0.095 R)
• M49: 14,197,137 km (0.076 R)
• M50: 14,512,041 km (0.076 R)
• M51: 14,765,459 km (0.112 R)
• M52: 15,052,388 km (0.116 R)
• M53: 15,341,262 km (0.105 R)
• M54: 15,924,394 km (0.056 R)
• M55: 16,185,891 km (0.092 R)
• M56: 16,746,285 km (0.12 R)
• M57: 17,246,091 km (0.047 R)
• M58: 17,953,988 km (0.086 R)
• M59: 18,465,613 km (0.103 R)
• M60: 18,568,387 km (0.09 R)
• M61: 18,740,424 km (0.116 R)
• M62: 19,120,403 km (0.064 R)
• M63: 19,502,925 km (0.096 R)
• M64: 20,275,747 km (0.097 R)
• M65: 21,525,787 km (0.104 R)
• M66: 21,815,109 km (0.081 R)
• M67: 21,960,219 km (0.092 R)
• M68: 22,214,835 km (0.084 R)
• M69: 22,433,996 km (0.101 R)
• M70: 22,543,801 km (0.042 R)
• M71: 23,391,721 km (0.073 R)
• M72: 23,838,271 km (0.12 R)
• M73: 24,212,415 km (0.048 R)
• M74: 24,438,009 km (0.12 R)
• M75: 24,664,201 km (0.109 R)
• M76: 24,739,748 km (0.096 R)
• M77: 24,928,989 km (0.12 R)
• M78: 25,156,677 km (0.071 R)
• M79: 25,652,444 km (0.108 R)

Asteroid Belt

Center: 8.81 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 10.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.6

Radius: 10.9

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 8.31 AU - 13.25 AU

Year: 13194 Days

Day: 12.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 179.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 17,931,399 km

• M1: 137,181 km (0.119 R)
• M2: 277,953 km (0.092 R)
• M3: 576,550 km (0.064 R)
• M4: 749,635 km (0.094 R)
• M5: 847,771 km (0.075 R)
• M6: 998,715 km (0.049 R)
• M7: 1,138,589 km (0.089 R)
• M8: 1,427,164 km (0.11 R)
• M9: 1,597,705 km (0.077 R)
• M10: 1,691,653 km (0.096 R)
• M11: 1,934,450 km (0.05 R)
• M12: 2,175,751 km (0.041 R)
• M13: 2,508,457 km (0.111 R)
• M14: 2,871,681 km (0.103 R)
• M15: 3,059,725 km (0.103 R)
• M16: 3,570,602 km (0.096 R)
• M17: 3,694,768 km (0.034 R)
• M18: 4,124,563 km (0.072 R)
• M19: 4,553,460 km (0.105 R)
• M20: 4,790,423 km (0.066 R)
• M21: 4,858,789 km (0.106 R)
• M22: 5,188,503 km (0.064 R)
• M23: 5,669,610 km (0.103 R)
• M24: 6,090,728 km (0.102 R)
• M25: 7,216,900 km (0.095 R)
• M26: 7,394,324 km (0.036 R)
• M27: 8,139,022 km (0.072 R)
• M28: 8,928,599 km (0.074 R)
• M29: 9,183,065 km (0.094 R)
• M30: 9,418,383 km (0.036 R)
• M31: 9,590,869 km (0.098 R)
• M32: 9,807,786 km (0.072 R)
• M33: 10,246,856 km (0.059 R)
• M34: 10,401,989 km (0.107 R)
• M35: 11,418,057 km (0.067 R)
• M36: 11,810,004 km (0.109 R)
• M37: 12,183,101 km (0.119 R)
• M38: 12,797,649 km (0.07 R)
• M39: 13,689,552 km (0.091 R)
• M40: 13,762,705 km (0.077 R)
• M41: 14,278,818 km (0.108 R)
• M42: 14,402,685 km (0.113 R)
• M43: 14,551,684 km (0.101 R)
• M44: 15,027,106 km (0.026 R)
• M45: 15,609,341 km (0.115 R)
• M46: 16,900,520 km (0.085 R)
• M47: 17,426,656 km (0.07 R)
• M48: 17,505,943 km (0.115 R)
• M49: 17,771,479 km (0.116 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 19,632 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit