🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.65 AU - 0.89 AU

Year: 241 Days

Day: 13.7 Hours

Environment

Temp: 136 °C

Axial Tilt: 31 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.86 AU - 3.4 AU

Year: 1974 Days

Day: 41.2 Hours

Environment

Temp: -90 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.28 AU - 4.02 AU

Year: 2486 Days

Day: 12.5 Hours

Environment

Temp: -116 °C

Axial Tilt: 42.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.28 AU - 5.34 AU

Year: 3189 Days

Day: 13.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.1

Radius: 11.6

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 6.78 AU - 6.98 AU

Year: 6432 Days

Day: 13.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 79,380,841 km

• M1: 186,249 km (0.107 R)
• M2: 314,604 km (0.12 R)
• M3: 613,202 km (0.065 R)
• M4: 705,504 km (0.094 R)
• M5: 817,552 km (0.092 R)
• M6: 982,409 km (0.092 R)
• M7: 1,093,411 km (0.093 R)
• M8: 1,470,697 km (0.05 R)
• M9: 1,580,651 km (0.082 R)
• M10: 1,887,925 km (0.113 R)
• M11: 1,967,810 km (0.102 R)
• M12: 2,214,348 km (0.096 R)
• M13: 2,493,049 km (0.077 R)
• M14: 2,805,858 km (0.065 R)
• M15: 2,967,274 km (0.119 R)
• M16: 3,323,317 km (0.102 R)
• M17: 3,518,841 km (0.029 R)
• M18: 3,618,174 km (0.088 R)
• M19: 4,154,632 km (0.12 R)
• M20: 4,798,501 km (0.092 R)
• M21: 4,881,229 km (0.069 R)
• M22: 6,602,652 km (0.083 R)
• M23: 6,694,804 km (0.116 R)
• M24: 7,225,428 km (0.118 R)
• M25: 7,575,935 km (0.071 R)
• M26: 7,997,502 km (0.109 R)
• M27: 8,829,566 km (0.119 R)
• M28: 9,170,200 km (0.107 R)
• M29: 9,376,645 km (0.096 R)
• M30: 9,654,299 km (0.083 R)
• M31: 9,829,178 km (0.119 R)
• M32: 9,934,645 km (0.119 R)
• M33: 10,396,005 km (0.103 R)
• M34: 10,539,320 km (0.08 R)
• M35: 10,755,638 km (0.078 R)
• M36: 10,973,453 km (0.076 R)
• M37: 11,046,456 km (0.094 R)
• M38: 11,450,371 km (0.106 R)
• M39: 11,561,372 km (0.107 R)
• M40: 11,934,021 km (0.077 R)
• M41: 12,084,217 km (0.108 R)
• M42: 12,424,552 km (0.068 R)
• M43: 12,960,112 km (0.103 R)
• M44: 13,037,155 km (0.112 R)
• M45: 13,347,272 km (0.107 R)
• M46: 13,425,063 km (0.111 R)
• M47: 13,503,153 km (0.057 R)
• M48: 14,933,757 km (0.113 R)
• M49: 17,338,244 km (0.086 R)
• M50: 17,508,486 km (0.077 R)
• M51: 17,593,906 km (0.034 R)
• M52: 18,194,991 km (0.029 R)
• M53: 18,454,693 km (0.091 R)
• M54: 19,241,278 km (0.112 R)
• M55: 20,621,468 km (0.042 R)
• M56: 20,711,676 km (0.053 R)
• M57: 20,847,062 km (0.058 R)
• M58: 21,574,556 km (0.114 R)
• M59: 21,895,444 km (0.06 R)
• M60: 22,541,856 km (0.092 R)
• M61: 24,471,220 km (0.045 R)
• M62: 24,901,762 km (0.078 R)
• M63: 24,997,804 km (0.085 R)
• M64: 27,339,011 km (0.106 R)
• M65: 28,535,794 km (0.102 R)
• M66: 29,039,490 km (0.082 R)
• M67: 29,241,746 km (0.113 R)
• M68: 30,209,046 km (0.111 R)
• M69: 30,671,004 km (0.054 R)
• M70: 30,773,928 km (0.113 R)
• M71: 31,290,339 km (0.095 R)
• M72: 31,549,742 km (0.117 R)
• M73: 31,861,953 km (0.06 R)
• M74: 33,332,051 km (0.087 R)
• M75: 33,543,882 km (0.103 R)
• M76: 34,182,066 km (0.112 R)
• M77: 34,449,248 km (0.094 R)
• M78: 35,686,871 km (0.092 R)
• M79: 36,229,463 km (0.054 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 347.6

Radius: 3.9

Gravity: 22.85 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 17.29 AU - 21.05 AU

Year: 29918 Days

Day: 19.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 79,380,841 km

• M1: 85,420 km (0.078 R)
• M2: 240,105 km (0.086 R)
• M3: 481,556 km (0.104 R)
• M4: 568,023 km (0.108 R)
• M5: 1,214,436 km (0.094 R)
• M6: 1,332,917 km (0.092 R)
• M7: 1,517,820 km (0.113 R)
• M8: 2,119,503 km (0.05 R)
• M9: 2,864,201 km (0.072 R)
• M10: 3,305,215 km (0.094 R)
• M11: 3,767,024 km (0.089 R)
• M12: 4,115,437 km (0.048 R)
• M13: 4,204,149 km (0.103 R)
• M14: 4,657,281 km (0.086 R)
• M15: 4,842,932 km (0.114 R)
• M16: 5,030,827 km (0.027 R)
• M17: 5,317,307 km (0.079 R)
• M18: 5,462,566 km (0.114 R)
• M19: 6,463,675 km (0.101 R)
• M20: 6,879,856 km (0.091 R)
• M21: 6,932,365 km (0.104 R)
• M22: 7,574,140 km (0.113 R)
• M23: 9,434,390 km (0.11 R)
• M24: 9,905,623 km (0.085 R)
• M25: 10,084,243 km (0.113 R)
• M26: 10,203,921 km (0.106 R)
• M27: 10,687,571 km (0.095 R)
• M28: 11,991,915 km (0.05 R)
• M29: 12,759,651 km (0.086 R)
• M30: 12,889,053 km (0.12 R)
• M31: 13,084,129 km (0.092 R)
• M32: 13,741,312 km (0.103 R)
• M33: 13,874,006 km (0.094 R)
• M34: 14,476,586 km (0.118 R)
• M35: 14,679,291 km (0.075 R)
• M36: 17,327,323 km (0.102 R)
• M37: 18,339,203 km (0.112 R)
• M38: 18,705,269 km (0.112 R)
• M39: 19,073,729 km (0.103 R)
• M40: 19,296,031 km (0.039 R)
• M41: 19,444,582 km (0.072 R)
• M42: 20,118,221 km (0.111 R)
• M43: 20,344,413 km (0.065 R)
• M44: 21,334,302 km (0.103 R)
• M45: 21,564,982 km (0.097 R)
• M46: 22,106,377 km (0.109 R)
• M47: 22,495,929 km (0.113 R)
• M48: 23,281,617 km (0.102 R)
• M49: 24,076,431 km (0.118 R)
• M50: 25,366,264 km (0.116 R)
• M51: 25,692,238 km (0.089 R)
• M52: 28,433,918 km (0.049 R)
• M53: 28,687,785 km (0.12 R)
• M54: 31,528,948 km (0.064 R)
• M55: 32,143,047 km (0.117 R)
• M56: 32,407,387 km (0.101 R)
• M57: 32,672,624 km (0.091 R)
• M58: 32,849,748 km (0.11 R)
• M59: 33,561,534 km (0.102 R)
• M60: 34,638,639 km (0.11 R)
• M61: 35,181,380 km (0.113 R)
• M62: 35,362,992 km (0.051 R)
• M63: 36,458,946 km (0.089 R)
• M64: 38,216,870 km (0.097 R)
• M65: 38,871,361 km (0.1 R)
• M66: 39,435,345 km (0.054 R)
• M67: 40,096,867 km (0.107 R)
• M68: 41,526,424 km (0.095 R)
• M69: 44,631,627 km (0.078 R)
• M70: 50,242,445 km (0.051 R)
• M71: 50,549,270 km (0.117 R)
• M72: 51,164,716 km (0.117 R)
• M73: 51,885,777 km (0.085 R)
• M74: 52,195,894 km (0.061 R)
• M75: 52,299,416 km (0.05 R)
• M76: 53,025,863 km (0.04 R)
• M77: 53,442,493 km (0.058 R)
• M78: 53,651,182 km (0.076 R)
• M79: 56,814,130 km (0.102 R)
• M80: 58,525,529 km (0.109 R)
• M81: 60,253,834 km (0.113 R)
• M82: 61,998,893 km (0.104 R)
• M83: 64,314,369 km (0.057 R)
• M84: 64,869,825 km (0.078 R)
• M85: 65,873,627 km (0.104 R)
• M86: 66,433,422 km (0.075 R)
• M87: 68,235,778 km (0.076 R)
• M88: 68,688,760 km (0.116 R)
• M89: 71,543,087 km (0.111 R)
• M90: 72,118,441 km (0.092 R)
• M91: 75,837,743 km (0.039 R)
• M92: 79,380,819 km (0.091 R)

Kuiper Belt

Range: 30.8 - 52.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 297 - 17,603 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit