🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.51 AU - 0.67 AU

Year: 190 Days

Day: 31.8 Hours

Environment

Temp: 46 °C

Axial Tilt: 6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.9 AU - 0.98 AU

Year: 382 Days

Day: 43.5 Hours

Environment

Temp: -44 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.37 AU - 2.09 AU

Year: 953 Days

Day: 29.2 Hours

Environment

Temp: -100 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.8

Radius: 11.4

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 2.76 AU - 3.26 AU

Year: 2188 Days

Day: 13.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 74,092,743 km

• M1: 141,819 km (0.048 R)
• M2: 600,486 km (0.101 R)
• M3: 1,204,562 km (0.086 R)
• M4: 1,593,517 km (0.032 R)
• M5: 2,635,017 km (0.104 R)
• M6: 3,185,238 km (0.083 R)
• M7: 3,761,339 km (0.115 R)
• M8: 5,371,312 km (0.06 R)
• M9: 5,893,259 km (0.041 R)
• M10: 7,584,462 km (0.115 R)
• M11: 8,046,720 km (0.107 R)
• M12: 8,908,404 km (0.101 R)
• M13: 9,454,286 km (0.108 R)
• M14: 10,022,309 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.5

Radius: 12.6

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 5.46 AU - 5.76 AU

Year: 5567 Days

Day: 12.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 74,092,743 km

• M1: 156,779 km (0.089 R)
• M2: 898,335 km (0.033 R)
• M3: 1,561,203 km (0.079 R)
• M4: 2,083,300 km (0.115 R)
• M5: 3,946,242 km (0.067 R)
• M6: 4,427,947 km (0.072 R)
• M7: 5,202,715 km (0.111 R)
• M8: 7,182,493 km (0.045 R)
• M9: 8,551,762 km (0.098 R)
• M10: 11,839,175 km (0.109 R)
• M11: 12,926,453 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.8

Radius: 12

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 7.5 AU - 9.68 AU

Year: 10548 Days

Day: 5.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,092,743 km

• M1: 149,299 km (0.107 R)
• M2: 711,487 km (0.112 R)
• M3: 2,575,477 km (0.083 R)
• M4: 3,030,404 km (0.112 R)
• M5: 3,428,484 km (0.054 R)
• M6: 4,461,308 km (0.054 R)
• M7: 5,356,651 km (0.113 R)
• M8: 6,006,953 km (0.118 R)
• M9: 7,577,880 km (0.113 R)
• M10: 8,078,883 km (0.067 R)
• M11: 10,448,364 km (0.045 R)
• M12: 11,266,216 km (0.061 R)
• M13: 12,334,793 km (0.059 R)
• M14: 13,138,583 km (0.109 R)
• M15: 18,299,560 km (0.086 R)
• M16: 18,713,198 km (0.115 R)
• M17: 20,430,132 km (0.089 R)
• M18: 25,348,312 km (0.073 R)
• M19: 27,000,770 km (0.026 R)
• M20: 31,198,935 km (0.072 R)
• M21: 32,488,319 km (0.061 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 271.8

Radius: 7.4

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 10.37 AU - 13.01 AU

Year: 16746 Days

Day: 19.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 74,092,743 km

• M1: 92,751 km (0.101 R)
• M2: 322,982 km (0.057 R)
• M3: 612,753 km (0.032 R)
• M4: 894,894 km (0.095 R)
• M5: 1,484,908 km (0.098 R)
• M6: 2,443,831 km (0.118 R)
• M7: 2,855,674 km (0.094 R)
• M8: 3,101,313 km (0.115 R)
• M9: 3,434,468 km (0.089 R)
• M10: 3,979,004 km (0.085 R)
• M11: 4,823,933 km (0.072 R)
• M12: 5,239,366 km (0.095 R)
• M13: 5,506,698 km (0.035 R)
• M14: 6,141,741 km (0.07 R)
• M15: 6,476,989 km (0.063 R)
• M16: 8,206,191 km (0.068 R)
• M17: 9,033,916 km (0.062 R)
• M18: 10,747,261 km (0.116 R)
• M19: 11,179,898 km (0.077 R)
• M20: 12,966,994 km (0.075 R)
• M21: 13,833,315 km (0.029 R)
• M22: 14,475,389 km (0.055 R)
• M23: 17,097,092 km (0.03 R)
• M24: 24,074,486 km (0.068 R)
• M25: 25,096,838 km (0.089 R)
• M26: 25,571,063 km (0.12 R)
• M27: 27,628,034 km (0.062 R)
• M28: 33,419,117 km (0.103 R)
• M29: 35,042,553 km (0.111 R)
• M30: 35,397,250 km (0.096 R)
• M31: 36,839,672 km (0.111 R)
• M32: 38,697,379 km (0.089 R)
• M33: 39,841,503 km (0.057 R)
• M34: 42,732,931 km (0.079 R)
• M35: 45,761,241 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 368.9

Radius: 5.1

Gravity: 14.18 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 13.07 AU - 18.43 AU

Year: 26188 Days

Day: 16.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 74,092,743 km

• M1: 63,429 km (0.095 R)
• M2: 257,907 km (0.07 R)
• M3: 1,024,147 km (0.098 R)
• M4: 1,553,125 km (0.091 R)
• M5: 2,290,194 km (0.118 R)
• M6: 3,604,411 km (0.088 R)
• M7: 4,222,549 km (0.118 R)
• M8: 4,730,584 km (0.114 R)
• M9: 7,269,110 km (0.06 R)
• M10: 7,603,162 km (0.117 R)
• M11: 8,826,274 km (0.102 R)
• M12: 10,293,381 km (0.108 R)
• M13: 11,720,395 km (0.108 R)
• M14: 12,718,961 km (0.113 R)
• M15: 14,657,300 km (0.046 R)
• M16: 15,190,317 km (0.101 R)
• M17: 19,652,223 km (0.098 R)
• M18: 20,393,780 km (0.117 R)
• M19: 21,057,695 km (0.094 R)
• M20: 21,346,569 km (0.113 R)
• M21: 23,443,482 km (0.061 R)
• M22: 23,857,868 km (0.067 R)
• M23: 26,114,104 km (0.101 R)
• M24: 31,545,105 km (0.064 R)
• M25: 33,597,587 km (0.096 R)
• M26: 34,656,441 km (0.056 R)
• M27: 36,980,145 km (0.072 R)
• M28: 37,400,664 km (0.102 R)
• M29: 44,412,765 km (0.103 R)
• M30: 48,811,990 km (0.091 R)
• M31: 49,317,930 km (0.113 R)
• M32: 52,076,066 km (0.071 R)
• M33: 56,403,334 km (0.082 R)
• M34: 58,654,184 km (0.104 R)
• M35: 60,964,124 km (0.098 R)
• M36: 62,537,445 km (0.093 R)
• M37: 64,947,766 km (0.119 R)
• M38: 65,355,420 km (0.11 R)
• M39: 68,678,138 km (0.107 R)
• M40: 68,889,520 km (0.088 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 383 - 17,134 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit