🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.5

Radius: 12.1

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.19 AU - 1.23 AU

Year: 903 Days

Day: 7.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 68,742,660 km

• M1: 150,645 km (0.079 R)
• M2: 979,417 km (0.071 R)
• M3: 1,383,332 km (0.086 R)
• M4: 3,076,480 km (0.107 R)
• M5: 4,176,623 km (0.059 R)
• M6: 5,505,800 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.5

Radius: 13.3

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.86 AU - 2.56 AU

Year: 2228 Days

Day: 10.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,742,660 km

• M1: 165,455 km (0.114 R)
• M2: 700,567 km (0.063 R)
• M3: 1,119,590 km (0.047 R)
• M4: 1,557,763 km (0.111 R)
• M5: 2,215,694 km (0.084 R)
• M6: 3,220,992 km (0.117 R)
• M7: 4,236,462 km (0.07 R)
• M8: 4,707,396 km (0.039 R)
• M9: 5,909,864 km (0.03 R)
• M10: 6,724,125 km (0.108 R)
• M11: 7,673,922 km (0.075 R)
• M12: 8,677,424 km (0.09 R)
• M13: 9,334,458 km (0.111 R)
• M14: 9,839,800 km (0.092 R)
• M15: 10,670,816 km (0.036 R)
• M16: 12,215,713 km (0.094 R)
• M17: 13,131,103 km (0.077 R)
• M18: 14,280,014 km (0.106 R)
• M19: 15,394,967 km (0.066 R)
• M20: 17,095,297 km (0.06 R)
• M21: 18,073,816 km (0.048 R)
• M22: 19,728,518 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664

Radius: 11

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.19 AU - 3.37 AU

Year: 3144 Days

Day: 13.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,742,660 km

• M1: 136,882 km (0.119 R)
• M2: 515,514 km (0.077 R)
• M3: 864,526 km (0.111 R)
• M4: 1,304,643 km (0.078 R)
• M5: 1,717,234 km (0.026 R)
• M6: 2,472,703 km (0.026 R)
• M7: 2,894,120 km (0.032 R)
• M8: 3,326,907 km (0.105 R)
• M9: 4,109,902 km (0.089 R)
• M10: 4,774,566 km (0.117 R)
• M11: 5,691,301 km (0.107 R)
• M12: 6,177,943 km (0.12 R)
• M13: 7,485,429 km (0.081 R)
• M14: 8,615,940 km (0.046 R)
• M15: 9,149,406 km (0.116 R)
• M16: 10,801,714 km (0.111 R)
• M17: 13,055,556 km (0.101 R)
• M18: 13,952,096 km (0.094 R)
• M19: 14,738,532 km (0.085 R)
• M20: 15,296,233 km (0.089 R)
• M21: 19,723,582 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.8

Radius: 13

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 5.09 AU - 6.07 AU

Year: 8940 Days

Day: 11.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 152.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 68,742,660 km

• M1: 161,715 km (0.109 R)
• M2: 1,000,660 km (0.105 R)
• M3: 1,453,792 km (0.048 R)
• M4: 1,858,006 km (0.093 R)
• M5: 2,338,664 km (0.031 R)
• M6: 4,121,272 km (0.101 R)
• M7: 5,080,643 km (0.08 R)
• M8: 6,744,022 km (0.052 R)
• M9: 8,221,001 km (0.088 R)
• M10: 8,938,323 km (0.102 R)
• M11: 10,368,928 km (0.12 R)
• M12: 22,305,043 km (0.086 R)
• M13: 24,843,419 km (0.117 R)
• M14: 25,546,380 km (0.096 R)
• M15: 26,022,250 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 615

Radius: 4.5

Gravity: 30.37 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 7.65 AU - 10.65 AU

Year: 18773 Days

Day: 22 Hours

Environment

Temp: -238 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 68,742,660 km

• M1: 56,099 km (0.097 R)
• M2: 601,683 km (0.104 R)
• M3: 835,654 km (0.059 R)
• M4: 3,793,652 km (0.114 R)
• M5: 5,923,776 km (0.071 R)
• M6: 6,635,563 km (0.118 R)
• M7: 7,171,124 km (0.07 R)
• M8: 7,783,428 km (0.088 R)
• M9: 8,277,549 km (0.092 R)
• M10: 8,429,840 km (0.038 R)
• M11: 9,004,146 km (0.114 R)
• M12: 9,548,533 km (0.099 R)
• M13: 10,944,131 km (0.117 R)
• M14: 11,189,173 km (0.091 R)
• M15: 11,882,260 km (0.051 R)
• M16: 12,141,214 km (0.1 R)
• M17: 13,774,673 km (0.082 R)
• M18: 15,167,579 km (0.082 R)
• M19: 17,470,488 km (0.033 R)
• M20: 20,178,658 km (0.08 R)
• M21: 21,298,099 km (0.106 R)
• M22: 22,953,848 km (0.098 R)
• M23: 26,519,215 km (0.078 R)
• M24: 32,406,639 km (0.097 R)
• M25: 33,422,857 km (0.048 R)
• M26: 36,598,521 km (0.109 R)
• M27: 37,979,159 km (0.088 R)
• M28: 40,114,519 km (0.091 R)
• M29: 44,934,712 km (0.107 R)
• M30: 47,808,637 km (0.11 R)
• M31: 49,457,056 km (0.111 R)
• M32: 49,791,258 km (0.114 R)
• M33: 50,802,838 km (0.093 R)
• M34: 52,692,708 km (0.113 R)
• M35: 56,066,589 km (0.118 R)
• M36: 61,682,344 km (0.075 R)
• M37: 70,368,295 km (0.11 R)

Asteroid Belt

Center: 9.47 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 468.1

Radius: 4.2

Gravity: 26.54 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 8.73 AU - 10.85 AU

Year: 20776 Days

Day: 15.5 Hours

Environment

Temp: -234 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,742,660 km

• M1: 53,706 km (0.113 R)
• M2: 420,370 km (0.031 R)
• M3: 652,696 km (0.094 R)
• M4: 1,074,861 km (0.109 R)
• M5: 1,287,589 km (0.087 R)
• M6: 2,520,724 km (0.066 R)
• M7: 3,151,429 km (0.047 R)
• M8: 3,365,055 km (0.084 R)
• M9: 3,559,831 km (0.094 R)
• M10: 9,991,941 km (0.073 R)
• M11: 12,840,284 km (0.083 R)
• M12: 13,385,419 km (0.081 R)
• M13: 16,344,016 km (0.096 R)
• M14: 16,741,947 km (0.034 R)
• M15: 17,392,099 km (0.117 R)
• M16: 19,091,082 km (0.118 R)
• M17: 19,710,866 km (0.056 R)
• M18: 26,120,536 km (0.113 R)
• M19: 29,030,963 km (0.103 R)
• M20: 31,902,943 km (0.063 R)
• M21: 33,534,906 km (0.118 R)
• M22: 38,203,706 km (0.119 R)
• M23: 40,620,160 km (0.103 R)
• M24: 53,192,515 km (0.093 R)
• M25: 57,105,397 km (0.105 R)
• M26: 68,536,768 km (0.113 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 12,735 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit