🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.38 AU - 0.64 AU

Year: 131 Days

Day: 18.5 Hours

Environment

Temp: 240 °C

Axial Tilt: 8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.47 AU - 0.61 AU

Year: 143 Days

Day: 41 Hours

Environment

Temp: 252 °C

Axial Tilt: 36.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.74 AU - 1.1 AU

Year: 318 Days

Day: 16.6 Hours

Environment

Temp: 83 °C

Axial Tilt: 35.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.02 AU - 1.56 AU

Year: 527 Days

Day: 27.1 Hours

Environment

Temp: 6 °C

Axial Tilt: 33.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 48,852,845 km

• M1: 303,684 km (0.12 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.43 AU - 1.47 AU

Year: 628 Days

Day: 26.9 Hours

Environment

Temp: -18 °C

Axial Tilt: 22.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 48,852,845 km

• M1: 130,898 km (0.071 R)
• M2: 995,574 km (0.103 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.6 AU - 1.9 AU

Year: 833 Days

Day: 26.4 Hours

Environment

Temp: -57 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.04 AU - 2.78 AU

Year: 1346 Days

Day: 35.4 Hours

Environment

Temp: -71 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 48,852,845 km

• M1: 501,452 km (0.076 R)
• M2: 630,705 km (0.083 R)

Planet 8 - Terrestrial

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 4.11 AU - 5.61 AU

Year: 3856 Days

Day: 31.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.1

Radius: 12.6

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 6.41 AU - 6.61 AU

Year: 5978 Days

Day: 12.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 48,852,845 km

• M1: 160,519 km (0.055 R)
• M2: 551,418 km (0.102 R)
• M3: 651,200 km (0.097 R)
• M4: 872,006 km (0.073 R)
• M5: 1,326,185 km (0.072 R)
• M6: 1,571,526 km (0.08 R)
• M7: 1,780,364 km (0.104 R)
• M8: 1,936,544 km (0.086 R)
• M9: 2,061,309 km (0.101 R)
• M10: 2,404,337 km (0.065 R)
• M11: 2,617,215 km (0.075 R)
• M12: 2,907,285 km (0.056 R)
• M13: 3,518,692 km (0.11 R)
• M14: 3,839,579 km (0.084 R)
• M15: 3,918,417 km (0.117 R)
• M16: 4,181,410 km (0.041 R)
• M17: 4,356,140 km (0.114 R)
• M18: 4,438,569 km (0.097 R)
• M19: 4,652,793 km (0.118 R)
• M20: 4,737,017 km (0.093 R)
• M21: 5,017,513 km (0.065 R)
• M22: 5,366,524 km (0.104 R)
• M23: 5,518,516 km (0.077 R)
• M24: 5,800,807 km (0.072 R)
• M25: 6,167,172 km (0.075 R)
• M26: 6,353,122 km (0.072 R)
• M27: 6,717,244 km (0.025 R)
• M28: 7,213,310 km (0.109 R)
• M29: 8,153,383 km (0.071 R)
• M30: 8,240,898 km (0.119 R)
• M31: 8,357,883 km (0.097 R)
• M32: 8,490,128 km (0.114 R)
• M33: 8,667,701 km (0.079 R)
• M34: 8,891,349 km (0.08 R)
• M35: 9,589,074 km (0.059 R)
• M36: 9,866,877 km (0.096 R)
• M37: 10,748,457 km (0.105 R)

Planet 10 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.9

Radius: 13.1

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 7.76 AU - 10.08 AU

Year: 9588 Days

Day: 12.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 48,852,845 km

• M1: 180,116 km (0.118 R)
• M2: 270,772 km (0.119 R)
• M3: 355,445 km (0.11 R)
• M4: 674,986 km (0.087 R)
• M5: 842,984 km (0.11 R)
• M6: 1,007,392 km (0.114 R)
• M7: 1,656,647 km (0.052 R)
• M8: 1,939,237 km (0.092 R)
• M9: 2,366,638 km (0.09 R)
• M10: 2,471,506 km (0.104 R)
• M11: 2,795,835 km (0.098 R)
• M12: 2,907,135 km (0.072 R)
• M13: 3,019,932 km (0.089 R)
• M14: 4,037,198 km (0.087 R)
• M15: 4,355,542 km (0.069 R)
• M16: 4,616,291 km (0.108 R)
• M17: 4,915,636 km (0.117 R)
• M18: 5,187,157 km (0.081 R)
• M19: 5,995,284 km (0.07 R)
• M20: 6,322,305 km (0.116 R)
• M21: 7,610,044 km (0.115 R)
• M22: 7,924,648 km (0.109 R)
• M23: 9,018,059 km (0.042 R)
• M24: 9,773,229 km (0.107 R)
• M25: 9,858,500 km (0.114 R)
• M26: 9,943,920 km (0.098 R)
• M27: 10,244,761 km (0.099 R)
• M28: 10,988,113 km (0.066 R)
• M29: 11,748,968 km (0.085 R)
• M30: 12,112,940 km (0.119 R)
• M31: 12,250,420 km (0.037 R)
• M32: 12,526,877 km (0.073 R)
• M33: 12,619,478 km (0.116 R)
• M34: 12,945,452 km (0.089 R)
• M35: 13,987,850 km (0.107 R)
• M36: 14,180,382 km (0.114 R)
• M37: 14,519,221 km (0.109 R)
• M38: 14,665,378 km (0.093 R)
• M39: 15,552,045 km (0.108 R)
• M40: 16,304,373 km (0.096 R)
• M41: 16,405,501 km (0.099 R)
• M42: 16,659,518 km (0.109 R)
• M43: 17,274,216 km (0.082 R)
• M44: 19,323,108 km (0.105 R)
• M45: 20,077,231 km (0.054 R)
• M46: 21,392,496 km (0.115 R)
• M47: 25,033,708 km (0.112 R)
• M48: 25,561,040 km (0.12 R)
• M49: 25,796,507 km (0.065 R)
• M50: 25,973,631 km (0.087 R)
• M51: 26,269,835 km (0.096 R)
• M52: 27,344,995 km (0.079 R)
• M53: 28,373,779 km (0.12 R)
• M54: 28,739,845 km (0.088 R)
• M55: 29,476,764 km (0.115 R)
• M56: 30,656,344 km (0.117 R)
• M57: 32,231,759 km (0.113 R)
• M58: 32,422,496 km (0.026 R)
• M59: 35,002,611 km (0.093 R)
• M60: 35,789,346 km (0.065 R)
• M61: 35,986,965 km (0.108 R)
• M62: 36,119,059 km (0.119 R)
• M63: 37,514,209 km (0.065 R)
• M64: 37,647,950 km (0.093 R)
• M65: 37,983,199 km (0.103 R)
• M66: 38,656,539 km (0.101 R)
• M67: 39,062,398 km (0.066 R)
• M68: 39,265,851 km (0.084 R)
• M69: 40,083,403 km (0.047 R)
• M70: 40,975,306 km (0.077 R)
• M71: 42,499,558 km (0.096 R)
• M72: 42,988,444 km (0.107 R)
• M73: 43,971,901 km (0.034 R)
• M74: 44,537,081 km (0.088 R)
• M75: 45,247,073 km (0.115 R)
• M76: 46,032,462 km (0.085 R)
• M77: 46,175,776 km (0.076 R)
• M78: 48,196,993 km (0.101 R)

Kuiper Belt

Range: 30.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 17,146 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit