🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.74 AU - 0.76 AU

Year: 227 Days

Day: 37.8 Hours

Environment

Temp: 175 °C

Axial Tilt: 20.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.6 AU - 1.88 AU

Year: 803 Days

Day: 29.1 Hours

Environment

Temp: -29 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,962,971 km

• M1: 1,057,059 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.14 AU - 2.14 AU

Year: 1095 Days

Day: 28.4 Hours

Environment

Temp: -68 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.93 AU - 2.37 AU

Year: 1103 Days

Day: 20.1 Hours

Environment

Temp: -55 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.39 AU - 2.95 AU

Year: 1526 Days

Day: 19.7 Hours

Environment

Temp: -78 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 4.06 AU - 6.32 AU

Year: 4136 Days

Day: 47.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.16 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.9

Radius: 10.4

Gravity: 8.14 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 8.68 AU - 9.58 AU

Year: 9651 Days

Day: 11.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 93,962,971 km

• M1: 180,116 km (0.105 R)
• M2: 283,787 km (0.119 R)
• M3: 713,881 km (0.114 R)
• M4: 801,994 km (0.053 R)
• M5: 1,192,744 km (0.085 R)
• M6: 1,592,170 km (0.119 R)
• M7: 1,758,523 km (0.115 R)
• M8: 2,160,642 km (0.108 R)
• M9: 2,292,288 km (0.089 R)
• M10: 2,990,013 km (0.101 R)
• M11: 3,196,757 km (0.08 R)
• M12: 3,286,815 km (0.112 R)
• M13: 4,201,007 km (0.107 R)
• M14: 5,083,784 km (0.118 R)
• M15: 5,224,706 km (0.101 R)
• M16: 5,366,973 km (0.071 R)
• M17: 6,665,333 km (0.096 R)
• M18: 6,742,376 km (0.118 R)
• M19: 7,409,283 km (0.068 R)
• M20: 7,609,445 km (0.108 R)
• M21: 7,730,320 km (0.063 R)
• M22: 7,974,165 km (0.092 R)
• M23: 8,138,274 km (0.062 R)
• M24: 8,763,144 km (0.03 R)
• M25: 8,847,667 km (0.118 R)
• M26: 9,490,190 km (0.065 R)
• M27: 9,620,489 km (0.096 R)
• M28: 9,926,866 km (0.044 R)
• M29: 10,192,103 km (0.073 R)
• M30: 10,504,463 km (0.115 R)
• M31: 10,819,965 km (0.096 R)
• M32: 11,092,832 km (0.115 R)
• M33: 11,230,163 km (0.094 R)
• M34: 11,322,165 km (0.066 R)
• M35: 11,599,221 km (0.092 R)
• M36: 11,692,121 km (0.108 R)
• M37: 11,878,520 km (0.117 R)
• M38: 12,113,089 km (0.047 R)
• M39: 12,207,336 km (0.091 R)
• M40: 13,018,156 km (0.108 R)
• M41: 13,163,117 km (0.114 R)
• M42: 13,308,526 km (0.087 R)
• M43: 13,600,990 km (0.104 R)
• M44: 14,291,833 km (0.099 R)
• M45: 15,451,366 km (0.089 R)
• M46: 16,068,307 km (0.111 R)
• M47: 16,275,800 km (0.06 R)
• M48: 17,326,276 km (0.094 R)
• M49: 17,967,153 km (0.05 R)
• M50: 18,344,588 km (0.071 R)
• M51: 19,658,357 km (0.048 R)
• M52: 19,880,360 km (0.099 R)
• M53: 22,144,973 km (0.109 R)
• M54: 23,249,005 km (0.107 R)
• M55: 25,995,323 km (0.056 R)
• M56: 26,177,982 km (0.11 R)
• M57: 26,422,126 km (0.058 R)
• M58: 26,789,837 km (0.081 R)
• M59: 27,282,912 km (0.054 R)
• M60: 29,031,711 km (0.069 R)
• M61: 29,601,529 km (0.108 R)
• M62: 29,728,538 km (0.117 R)
• M63: 31,397,751 km (0.107 R)
• M64: 32,243,727 km (0.104 R)
• M65: 32,374,475 km (0.067 R)
• M66: 33,692,283 km (0.096 R)
• M67: 36,857,624 km (0.082 R)
• M68: 38,094,799 km (0.105 R)
• M69: 38,996,724 km (0.066 R)
• M70: 39,136,149 km (0.066 R)
• M71: 41,105,007 km (0.091 R)
• M72: 42,530,974 km (0.093 R)
• M73: 43,466,559 km (0.104 R)
• M74: 43,828,287 km (0.118 R)
• M75: 44,700,293 km (0.046 R)
• M76: 46,018,998 km (0.08 R)
• M77: 46,092,750 km (0.05 R)
• M78: 47,202,018 km (0.062 R)
• M79: 47,424,919 km (0.084 R)
• M80: 47,722,618 km (0.084 R)
• M81: 47,797,268 km (0.079 R)
• M82: 48,021,066 km (0.081 R)
• M83: 48,694,705 km (0.104 R)
• M84: 49,597,828 km (0.059 R)
• M85: 50,202,951 km (0.108 R)
• M86: 50,354,494 km (0.074 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 817.1

Radius: 4.7

Gravity: 36.99 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 12.98 AU - 21.58 AU

Year: 25130 Days

Day: 22.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 93,962,971 km

• M1: 925,113 km (0.112 R)
• M2: 1,076,955 km (0.034 R)
• M3: 1,336,358 km (0.11 R)
• M4: 1,508,096 km (0.112 R)
• M5: 1,834,967 km (0.093 R)
• M6: 1,910,514 km (0.097 R)
• M7: 2,939,299 km (0.086 R)
• M8: 3,162,649 km (0.118 R)
• M9: 3,299,231 km (0.113 R)
• M10: 3,720,649 km (0.033 R)
• M11: 3,961,950 km (0.075 R)
• M12: 4,459,961 km (0.04 R)
• M13: 4,872,403 km (0.069 R)
• M14: 5,136,443 km (0.096 R)
• M15: 5,350,966 km (0.085 R)
• M16: 6,409,521 km (0.081 R)
• M17: 9,095,251 km (0.097 R)
• M18: 9,485,253 km (0.116 R)
• M19: 9,616,600 km (0.088 R)
• M20: 12,221,548 km (0.081 R)
• M21: 12,436,071 km (0.102 R)
• M22: 12,868,558 km (0.104 R)
• M23: 13,013,968 km (0.113 R)
• M24: 13,306,132 km (0.097 R)
• M25: 13,897,044 km (0.053 R)
• M26: 13,971,544 km (0.107 R)
• M27: 14,875,414 km (0.108 R)
• M28: 15,028,004 km (0.083 R)
• M29: 15,411,423 km (0.1 R)
• M30: 15,488,466 km (0.098 R)
• M31: 16,581,129 km (0.111 R)
• M32: 17,136,735 km (0.119 R)
• M33: 17,216,621 km (0.112 R)
• M34: 18,266,050 km (0.074 R)
• M35: 20,172,974 km (0.111 R)
• M36: 20,257,347 km (0.079 R)
• M37: 20,595,887 km (0.045 R)
• M38: 21,708,895 km (0.105 R)
• M39: 22,666,022 km (0.089 R)
• M40: 23,017,428 km (0.119 R)
• M41: 23,282,066 km (0.039 R)
• M42: 23,459,190 km (0.076 R)
• M43: 25,072,603 km (0.095 R)
• M44: 25,254,215 km (0.109 R)
• M45: 25,801,145 km (0.108 R)
• M46: 25,984,402 km (0.053 R)
• M47: 27,092,773 km (0.101 R)
• M48: 28,784,126 km (0.045 R)
• M49: 32,861,117 km (0.062 R)
• M50: 34,461,066 km (0.087 R)
• M51: 34,662,874 km (0.085 R)
• M52: 35,473,844 km (0.085 R)
• M53: 37,424,899 km (0.081 R)
• M54: 38,256,813 km (0.07 R)
• M55: 38,465,801 km (0.096 R)
• M56: 39,938,892 km (0.081 R)
• M57: 43,156,891 km (0.066 R)
• M58: 43,810,484 km (0.095 R)
• M59: 45,127,394 km (0.116 R)
• M60: 46,123,567 km (0.117 R)
• M61: 46,791,671 km (0.05 R)
• M62: 49,496,101 km (0.1 R)
• M63: 50,982,057 km (0.073 R)
• M64: 52,250,796 km (0.113 R)
• M65: 52,947,174 km (0.101 R)
• M66: 55,881,836 km (0.057 R)
• M67: 56,593,922 km (0.045 R)
• M68: 59,714,384 km (0.113 R)
• M69: 60,077,906 km (0.072 R)
• M70: 60,320,704 km (0.108 R)
• M71: 63,630,706 km (0.108 R)
• M72: 64,126,174 km (0.078 R)
• M73: 66,622,065 km (0.1 R)
• M74: 69,276,829 km (0.08 R)
• M75: 69,404,137 km (0.066 R)
• M76: 71,065,870 km (0.118 R)
• M77: 71,579,739 km (0.102 R)
• M78: 73,388,227 km (0.07 R)
• M79: 74,558,681 km (0.105 R)
• M80: 75,342,424 km (0.106 R)
• M81: 78,239,537 km (0.081 R)
• M82: 83,328,557 km (0.057 R)
• M83: 84,549,425 km (0.049 R)
• M84: 84,685,410 km (0.113 R)
• M85: 85,093,962 km (0.073 R)
• M86: 86,871,633 km (0.089 R)
• M87: 87,283,626 km (0.106 R)
• M88: 89,907,871 km (0.116 R)
• M89: 91,020,580 km (0.103 R)
• M90: 91,160,006 km (0.097 R)
• M91: 91,578,581 km (0.051 R)
• M92: 91,858,029 km (0.09 R)
• M93: 92,277,801 km (0.101 R)
• M94: 92,698,171 km (0.114 R)
• M95: 92,838,344 km (0.104 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 15,536 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit