🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.55 AU - 0.81 AU

Year: 196 Days

Day: 31.8 Hours

Environment

Temp: 169 °C

Axial Tilt: 29.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.89 AU - 1.27 AU

Year: 393 Days

Day: 41.7 Hours

Environment

Temp: 144 °C

Axial Tilt: 17.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 111,130,741 km

• M1: 43,533 km (0.086 R)
• M2: 340,036 km (0.037 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.01 AU - 1.29 AU

Year: 431 Days

Day: 14.5 Hours

Environment

Temp: 40 °C

Axial Tilt: 15.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.16 AU - 1.78 AU

Year: 624 Days

Day: 29 Hours

Environment

Temp: 9 °C

Axial Tilt: 39.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 5.38 AU - 5.64 AU

Year: 4525 Days

Day: 43.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 111,130,741 km

• M1: 68,067 km (0.076 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 692.6

Radius: 6.4

Gravity: 16.91 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 16.83 AU - 18.37 AU

Year: 25831 Days

Day: 18.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 111,130,741 km

• M1: 80,184 km (0.054 R)
• M2: 361,279 km (0.094 R)
• M3: 882,179 km (0.106 R)
• M4: 1,152,203 km (0.067 R)
• M5: 1,941,032 km (0.078 R)
• M6: 2,332,530 km (0.05 R)
• M7: 2,572,036 km (0.106 R)
• M8: 2,989,564 km (0.038 R)
• M9: 3,699,406 km (0.101 R)
• M10: 6,135,607 km (0.085 R)
• M11: 7,026,313 km (0.106 R)
• M12: 7,946,788 km (0.094 R)
• M13: 8,436,123 km (0.069 R)
• M14: 9,414,942 km (0.032 R)
• M15: 9,839,202 km (0.115 R)
• M16: 12,877,086 km (0.109 R)
• M17: 16,574,995 km (0.031 R)
• M18: 17,372,950 km (0.058 R)
• M19: 17,827,279 km (0.061 R)
• M20: 19,626,044 km (0.085 R)
• M21: 21,231,827 km (0.033 R)
• M22: 24,362,013 km (0.107 R)
• M23: 35,138,296 km (0.11 R)
• M24: 37,648,548 km (0.119 R)
• M25: 41,553,651 km (0.065 R)
• M26: 42,529,478 km (0.119 R)
• M27: 44,358,013 km (0.116 R)
• M28: 45,206,233 km (0.07 R)
• M29: 45,548,512 km (0.067 R)
• M30: 47,815,668 km (0.111 R)
• M31: 49,792,006 km (0.111 R)
• M32: 50,707,993 km (0.081 R)
• M33: 54,291,610 km (0.119 R)
• M34: 58,647,751 km (0.085 R)
• M35: 59,054,956 km (0.091 R)
• M36: 64,305,094 km (0.041 R)
• M37: 64,955,246 km (0.09 R)
• M38: 71,236,711 km (0.092 R)
• M39: 77,420,937 km (0.041 R)
• M40: 77,910,870 km (0.089 R)
• M41: 78,156,660 km (0.061 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 773.6

Radius: 6.9

Gravity: 16.25 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 14.49 AU - 22.47 AU

Year: 27793 Days

Day: 18.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 111,130,741 km

• M1: 85,869 km (0.038 R)
• M2: 452,982 km (0.092 R)
• M3: 783,594 km (0.095 R)
• M4: 1,107,174 km (0.077 R)
• M5: 1,607,878 km (0.099 R)
• M6: 2,181,137 km (0.088 R)
• M7: 2,416,454 km (0.118 R)
• M8: 2,747,664 km (0.099 R)
• M9: 3,407,989 km (0.032 R)
• M10: 4,204,897 km (0.066 R)
• M11: 4,609,260 km (0.101 R)
• M12: 5,452,842 km (0.098 R)
• M13: 11,613,582 km (0.096 R)
• M14: 12,115,782 km (0.045 R)
• M15: 13,630,460 km (0.051 R)
• M16: 15,352,332 km (0.037 R)
• M17: 16,848,610 km (0.059 R)
• M18: 17,122,374 km (0.067 R)
• M19: 18,828,089 km (0.038 R)
• M20: 20,026,069 km (0.117 R)
• M21: 21,062,632 km (0.112 R)
• M22: 21,809,275 km (0.091 R)
• M23: 22,134,501 km (0.111 R)
• M24: 24,854,639 km (0.092 R)
• M25: 25,929,649 km (0.095 R)
• M26: 29,078,086 km (0.071 R)
• M27: 31,221,524 km (0.083 R)
• M28: 31,496,635 km (0.071 R)
• M29: 32,754,753 km (0.118 R)
• M30: 38,123,222 km (0.103 R)
• M31: 43,534,028 km (0.078 R)
• M32: 44,222,776 km (0.058 R)
• M33: 48,141,193 km (0.101 R)
• M34: 51,514,476 km (0.119 R)
• M35: 59,357,144 km (0.115 R)
• M36: 61,489,063 km (0.09 R)
• M37: 66,131,085 km (0.093 R)
• M38: 75,609,157 km (0.072 R)
• M39: 81,188,709 km (0.058 R)
• M40: 82,493,951 km (0.061 R)
• M41: 91,461,595 km (0.097 R)
• M42: 97,493,980 km (0.061 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 934.9

Radius: 6.7

Gravity: 20.83 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 15.28 AU - 23.8 AU

Year: 30218 Days

Day: 23.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 111,130,741 km

• M1: 83,924 km (0.091 R)
• M2: 546,780 km (0.111 R)
• M3: 1,126,472 km (0.112 R)
• M4: 2,012,690 km (0.094 R)
• M5: 2,735,995 km (0.102 R)
• M6: 3,022,027 km (0.093 R)
• M7: 4,371,399 km (0.095 R)
• M8: 4,803,737 km (0.095 R)
• M9: 5,617,550 km (0.108 R)
• M10: 5,939,335 km (0.059 R)
• M11: 6,322,156 km (0.092 R)
• M12: 7,243,828 km (0.117 R)
• M13: 9,223,906 km (0.057 R)
• M14: 10,612,772 km (0.112 R)
• M15: 11,539,232 km (0.094 R)
• M16: 12,441,157 km (0.055 R)
• M17: 12,673,932 km (0.062 R)
• M18: 13,633,752 km (0.1 R)
• M19: 14,215,538 km (0.098 R)
• M20: 22,201,371 km (0.107 R)
• M21: 22,658,991 km (0.084 R)
• M22: 25,662,767 km (0.1 R)
• M23: 26,805,994 km (0.056 R)
• M24: 29,467,489 km (0.039 R)
• M25: 30,159,380 km (0.076 R)
• M26: 30,439,128 km (0.083 R)
• M27: 32,154,417 km (0.094 R)
• M28: 35,464,419 km (0.106 R)
• M29: 38,336,100 km (0.033 R)
• M30: 47,119,141 km (0.034 R)
• M31: 47,874,610 km (0.113 R)
• M32: 49,604,260 km (0.098 R)
• M33: 51,974,489 km (0.086 R)
• M34: 59,536,661 km (0.115 R)
• M35: 65,901,602 km (0.089 R)
• M36: 71,457,517 km (0.118 R)
• M37: 72,956,488 km (0.083 R)
• M38: 82,666,736 km (0.114 R)
• M39: 87,403,304 km (0.062 R)
• M40: 90,562,661 km (0.111 R)
• M41: 98,946,276 km (0.095 R)
• M42: 101,120,232 km (0.076 R)
• M43: 105,562,989 km (0.091 R)
• M44: 108,486,880 km (0.071 R)
• M45: 110,797,868 km (0.04 R)

Kuiper Belt

Range: 31.4 - 53.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 17,721 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit