🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.04 AU - 2.72 AU

Year: 1369 Days

Day: 27.2 Hours

Environment

Temp: -88 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 3.08 AU - 3.18 AU

Year: 2064 Days

Day: 42.7 Hours

Environment

Temp: -121 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.89 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.9

Radius: 11.5

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 4.12 AU - 5.16 AU

Year: 3726 Days

Day: 9.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,360,798 km

• M1: 143,016 km (0.115 R)
• M2: 893,249 km (0.072 R)
• M3: 1,424,172 km (0.075 R)
• M4: 2,874,822 km (0.067 R)
• M5: 3,357,874 km (0.081 R)
• M6: 3,740,994 km (0.084 R)
• M7: 5,429,505 km (0.092 R)
• M8: 6,835,576 km (0.073 R)
• M9: 7,364,554 km (0.104 R)
• M10: 8,705,399 km (0.113 R)
• M11: 12,457,613 km (0.076 R)
• M12: 16,228,676 km (0.093 R)
• M13: 17,439,821 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.6

Radius: 14.8

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 10.76 AU - 11.52 AU

Year: 13861 Days

Day: 7.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 69,360,798 km

• M1: 185,950 km (0.077 R)
• M2: 795,113 km (0.112 R)
• M3: 1,776,624 km (0.069 R)
• M4: 3,052,245 km (0.063 R)
• M5: 4,430,341 km (0.105 R)
• M6: 5,005,694 km (0.067 R)
• M7: 5,667,067 km (0.116 R)
• M8: 6,545,356 km (0.093 R)
• M9: 7,123,402 km (0.096 R)
• M10: 7,870,942 km (0.083 R)
• M11: 8,670,393 km (0.107 R)
• M12: 10,935,754 km (0.054 R)
• M13: 11,692,270 km (0.114 R)
• M14: 15,791,551 km (0.095 R)
• M15: 23,604,150 km (0.061 R)
• M16: 26,281,055 km (0.081 R)
• M17: 31,646,233 km (0.099 R)
• M18: 36,534,942 km (0.105 R)
• M19: 40,516,489 km (0.041 R)
• M20: 44,339,462 km (0.06 R)
• M21: 45,072,941 km (0.079 R)
• M22: 45,814,497 km (0.12 R)
• M23: 46,413,487 km (0.094 R)
• M24: 48,551,540 km (0.089 R)
• M25: 51,074,658 km (0.049 R)
• M26: 53,683,944 km (0.096 R)
• M27: 58,111,592 km (0.078 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 947.6

Radius: 4.4

Gravity: 48.95 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 9.65 AU - 15.69 AU

Year: 16812 Days

Day: 23.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 69,360,798 km

• M1: 55,351 km (0.113 R)
• M2: 216,767 km (0.06 R)
• M3: 704,756 km (0.097 R)
• M4: 902,823 km (0.05 R)
• M5: 1,233,734 km (0.103 R)
• M6: 1,764,956 km (0.106 R)
• M7: 1,972,298 km (0.104 R)
• M8: 2,216,741 km (0.109 R)
• M9: 3,517,046 km (0.081 R)
• M10: 4,993,577 km (0.069 R)
• M11: 7,162,596 km (0.081 R)
• M12: 7,789,561 km (0.101 R)
• M13: 9,041,546 km (0.109 R)
• M14: 11,099,115 km (0.107 R)
• M15: 13,448,998 km (0.035 R)
• M16: 21,748,838 km (0.108 R)
• M17: 22,446,413 km (0.1 R)
• M18: 23,781,424 km (0.107 R)
• M19: 27,062,255 km (0.11 R)
• M20: 28,691,525 km (0.106 R)
• M21: 29,049,064 km (0.072 R)
• M22: 33,970,086 km (0.093 R)
• M23: 34,236,370 km (0.075 R)
• M24: 36,556,932 km (0.05 R)
• M25: 37,258,846 km (0.049 R)
• M26: 37,969,735 km (0.108 R)
• M27: 43,513,682 km (0.089 R)
• M28: 44,460,786 km (0.099 R)
• M29: 47,218,474 km (0.109 R)
• M30: 47,550,132 km (0.1 R)
• M31: 49,232,360 km (0.116 R)
• M32: 56,730,953 km (0.109 R)
• M33: 61,932,920 km (0.086 R)
• M34: 68,711,200 km (0.094 R)
• M35: 68,923,928 km (0.088 R)
• M36: 71,949,096 km (0.055 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 230.1

Radius: 5.8

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 13.63 AU - 15.93 AU

Year: 21182 Days

Day: 17.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,360,798 km

• M1: 72,256 km (0.079 R)
• M2: 392,246 km (0.046 R)
• M3: 1,495,530 km (0.097 R)
• M4: 2,286,903 km (0.117 R)
• M5: 2,590,437 km (0.083 R)
• M6: 3,799,786 km (0.107 R)
• M7: 4,621,078 km (0.102 R)
• M8: 5,106,823 km (0.073 R)
• M9: 5,590,472 km (0.092 R)
• M10: 8,336,042 km (0.074 R)
• M11: 9,005,792 km (0.11 R)
• M12: 10,780,771 km (0.111 R)
• M13: 15,214,403 km (0.104 R)
• M14: 20,643,160 km (0.115 R)
• M15: 29,783,440 km (0.097 R)
• M16: 32,370,586 km (0.041 R)
• M17: 37,858,135 km (0.075 R)
• M18: 49,393,028 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 351.3

Radius: 6.4

Gravity: 8.58 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 13.15 AU - 19.25 AU

Year: 24307 Days

Day: 24.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 69,360,798 km

• M1: 87,216 km (0.077 R)
• M2: 322,832 km (0.11 R)
• M3: 807,230 km (0.082 R)
• M4: 1,214,884 km (0.055 R)
• M5: 2,026,004 km (0.115 R)
• M6: 2,731,208 km (0.086 R)
• M7: 7,598,824 km (0.082 R)
• M8: 7,837,732 km (0.103 R)
• M9: 8,330,657 km (0.116 R)
• M10: 11,606,252 km (0.104 R)
• M11: 12,909,997 km (0.082 R)
• M12: 18,756,880 km (0.101 R)
• M13: 19,193,856 km (0.071 R)
• M14: 21,576,800 km (0.109 R)
• M15: 23,843,058 km (0.094 R)
• M16: 25,191,683 km (0.093 R)
• M17: 27,588,690 km (0.098 R)
• M18: 31,955,900 km (0.049 R)
• M19: 32,204,233 km (0.044 R)
• M20: 39,980,779 km (0.042 R)
• M21: 42,626,866 km (0.053 R)
• M22: 44,919,453 km (0.054 R)
• M23: 46,651,946 km (0.079 R)
• M24: 47,453,941 km (0.083 R)
• M25: 61,375,219 km (0.077 R)
• M26: 62,531,611 km (0.118 R)
• M27: 69,153,112 km (0.071 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 165 - 15,734 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit