🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.54 AU - 0.58 AU

Year: 160 Days

Day: 22.1 Hours

Environment

Temp: 125 °C

Axial Tilt: 0.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 72,714,840 km

• M1: 41,738 km (0.025 R)
• M2: 145,260 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.72 AU - 0.82 AU

Year: 259 Days

Day: 34.4 Hours

Environment

Temp: 104 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.6

Radius: 12.2

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 3.98 AU - 4.78 AU

Year: 3510 Days

Day: 11.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,714,840 km

• M1: 152,440 km (0.095 R)
• M2: 968,945 km (0.038 R)
• M3: 1,647,372 km (0.105 R)
• M4: 2,510,402 km (0.118 R)
• M5: 3,335,434 km (0.073 R)
• M6: 4,479,110 km (0.117 R)
• M7: 5,400,334 km (0.099 R)
• M8: 6,283,260 km (0.075 R)
• M9: 7,143,448 km (0.048 R)
• M10: 7,892,933 km (0.106 R)
• M11: 8,628,207 km (0.044 R)
• M12: 9,584,436 km (0.106 R)
• M13: 10,015,278 km (0.102 R)
• M14: 10,762,220 km (0.108 R)
• M15: 11,425,986 km (0.036 R)
• M16: 12,075,540 km (0.029 R)
• M17: 18,464,566 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.7

Radius: 12.3

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.28 AU - 4.64 AU

Year: 3606 Days

Day: 7.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 124.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,714,840 km

• M1: 153,039 km (0.113 R)
• M2: 696,378 km (0.051 R)
• M3: 1,307,785 km (0.076 R)
• M4: 1,725,013 km (0.091 R)
• M5: 2,381,748 km (0.083 R)
• M6: 3,015,145 km (0.109 R)
• M7: 3,716,460 km (0.094 R)
• M8: 4,743,300 km (0.1 R)
• M9: 5,806,941 km (0.065 R)
• M10: 6,214,894 km (0.087 R)
• M11: 7,286,015 km (0.096 R)
• M12: 8,077,836 km (0.109 R)
• M13: 8,513,316 km (0.118 R)
• M14: 9,471,191 km (0.11 R)
• M15: 9,955,888 km (0.106 R)
• M16: 12,973,427 km (0.06 R)
• M17: 13,775,421 km (0.072 R)
• M18: 16,266,375 km (0.106 R)
• M19: 17,258,658 km (0.097 R)
• M20: 17,860,789 km (0.055 R)
• M21: 19,882,754 km (0.08 R)
• M22: 21,565,281 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.6

Radius: 14.8

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 4.2 AU - 6.24 AU

Year: 4566 Days

Day: 9.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 72,714,840 km

• M1: 189,092 km (0.099 R)
• M2: 1,140,534 km (0.117 R)
• M3: 1,995,636 km (0.096 R)
• M4: 2,592,082 km (0.075 R)
• M5: 3,066,756 km (0.099 R)
• M6: 3,826,265 km (0.053 R)
• M7: 4,856,096 km (0.108 R)
• M8: 7,801,828 km (0.09 R)
• M9: 10,014,530 km (0.075 R)
• M10: 10,766,110 km (0.117 R)
• M11: 11,243,776 km (0.087 R)
• M12: 17,359,636 km (0.048 R)
• M13: 19,448,022 km (0.052 R)
• M14: 22,887,726 km (0.067 R)
• M15: 25,242,247 km (0.058 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 776.3

Radius: 4.4

Gravity: 40.1 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 11.39 AU - 15.43 AU

Year: 18802 Days

Day: 22.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 72,714,840 km

• M1: 54,753 km (0.077 R)
• M2: 206,894 km (0.092 R)
• M3: 759,209 km (0.057 R)
• M4: 1,016,966 km (0.08 R)
• M5: 1,316,162 km (0.037 R)
• M6: 2,365,292 km (0.113 R)
• M7: 4,743,150 km (0.068 R)
• M8: 4,923,565 km (0.072 R)
• M9: 5,531,531 km (0.032 R)
• M10: 5,812,625 km (0.049 R)
• M11: 7,556,637 km (0.05 R)
• M12: 8,054,349 km (0.114 R)
• M13: 8,895,688 km (0.113 R)
• M14: 9,059,797 km (0.045 R)
• M15: 9,281,650 km (0.107 R)
• M16: 13,848,724 km (0.105 R)
• M17: 14,592,973 km (0.098 R)
• M18: 19,167,826 km (0.118 R)
• M19: 19,718,196 km (0.03 R)
• M20: 20,946,843 km (0.119 R)
• M21: 22,125,375 km (0.067 R)
• M22: 26,372,758 km (0.095 R)
• M23: 26,598,352 km (0.053 R)
• M24: 27,053,429 km (0.057 R)
• M25: 27,513,592 km (0.104 R)
• M26: 27,745,618 km (0.073 R)
• M27: 31,511,295 km (0.085 R)
• M28: 37,705,395 km (0.119 R)
• M29: 44,344,399 km (0.061 R)
• M30: 45,144,748 km (0.095 R)
• M31: 49,462,591 km (0.045 R)
• M32: 56,817,570 km (0.071 R)
• M33: 59,100,584 km (0.107 R)
• M34: 67,994,027 km (0.11 R)
• M35: 75,220,652 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 685.5

Radius: 7.9

Gravity: 10.98 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 16.35 AU - 17.15 AU

Year: 26248 Days

Day: 20.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 72,714,840 km

• M1: 98,435 km (0.062 R)
• M2: 471,532 km (0.081 R)
• M3: 763,697 km (0.076 R)
• M4: 1,342,342 km (0.082 R)
• M5: 1,832,873 km (0.049 R)
• M6: 2,098,709 km (0.088 R)
• M7: 3,808,014 km (0.108 R)
• M8: 4,175,277 km (0.101 R)
• M9: 5,974,490 km (0.089 R)
• M10: 8,853,352 km (0.057 R)
• M11: 9,379,637 km (0.066 R)
• M12: 9,742,113 km (0.042 R)
• M13: 11,151,324 km (0.119 R)
• M14: 11,558,081 km (0.054 R)
• M15: 12,911,942 km (0.118 R)
• M16: 13,285,189 km (0.11 R)
• M17: 13,897,193 km (0.057 R)
• M18: 15,846,454 km (0.102 R)
• M19: 17,242,950 km (0.104 R)
• M20: 18,063,494 km (0.117 R)
• M21: 21,192,782 km (0.106 R)
• M22: 24,552,003 km (0.072 R)
• M23: 26,179,179 km (0.093 R)
• M24: 28,752,711 km (0.094 R)
• M25: 30,691,050 km (0.108 R)
• M26: 34,970,148 km (0.074 R)
• M27: 37,326,913 km (0.09 R)
• M28: 43,178,433 km (0.11 R)
• M29: 47,814,920 km (0.115 R)
• M30: 58,671,387 km (0.094 R)
• M31: 76,760,463 km (0.089 R)
• M32: 78,974,212 km (0.042 R)
• M33: 90,411,418 km (0.057 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 291.2

Radius: 6.1

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 13.55 AU - 21.97 AU

Year: 28657 Days

Day: 21.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 92.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 72,714,840 km

• M1: 75,846 km (0.115 R)
• M2: 657,034 km (0.088 R)
• M3: 2,017,626 km (0.103 R)
• M4: 2,367,985 km (0.097 R)
• M5: 2,639,056 km (0.06 R)
• M6: 2,880,806 km (0.069 R)
• M7: 3,815,194 km (0.102 R)
• M8: 4,794,911 km (0.087 R)
• M9: 6,651,121 km (0.119 R)
• M10: 7,665,694 km (0.079 R)
• M11: 8,517,504 km (0.068 R)
• M12: 9,375,448 km (0.064 R)
• M13: 12,560,985 km (0.08 R)
• M14: 13,528,135 km (0.091 R)
• M15: 15,223,079 km (0.086 R)
• M16: 16,972,327 km (0.085 R)
• M17: 18,152,654 km (0.057 R)
• M18: 20,209,027 km (0.099 R)
• M19: 22,217,827 km (0.116 R)
• M20: 24,566,364 km (0.034 R)
• M21: 27,188,216 km (0.039 R)
• M22: 30,966,310 km (0.064 R)
• M23: 37,267,074 km (0.098 R)
• M24: 51,111,609 km (0.098 R)
• M25: 53,029,603 km (0.118 R)
• M26: 59,641,679 km (0.115 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 371 - 20,259 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit