🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.79 AU - 1.27 AU

Year: 398 Days

Day: 29.2 Hours

Environment

Temp: -5 °C

Axial Tilt: 16 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.88 AU - 2.12 AU

Year: 1077 Days

Day: 12.9 Hours

Environment

Temp: -88 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.1

Radius: 10

Gravity: 8.08 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 6.93 AU - 7.79 AU

Year: 7603 Days

Day: 14.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,094,787 km

• M1: 208,539 km (0.111 R)
• M2: 713,283 km (0.115 R)
• M3: 1,528,890 km (0.095 R)
• M4: 2,255,188 km (0.054 R)
• M5: 3,045,065 km (0.038 R)
• M6: 3,957,761 km (0.069 R)
• M7: 4,835,153 km (0.08 R)
• M8: 5,478,124 km (0.087 R)
• M9: 7,874,084 km (0.081 R)
• M10: 8,460,358 km (0.089 R)
• M11: 18,518,421 km (0.076 R)
• M12: 21,502,001 km (0.063 R)
• M13: 22,897,600 km (0.103 R)
• M14: 25,506,138 km (0.06 R)
• M15: 26,510,388 km (0.067 R)
• M16: 33,635,585 km (0.09 R)
• M17: 33,962,008 km (0.03 R)
• M18: 36,420,649 km (0.103 R)
• M19: 41,814,849 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.7

Radius: 10.4

Gravity: 7.7 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 9.17 AU - 13.79 AU

Year: 14812 Days

Day: 13.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 80,094,787 km

• M1: 133,890 km (0.094 R)
• M2: 726,298 km (0.09 R)
• M3: 1,570,179 km (0.115 R)
• M4: 2,303,209 km (0.078 R)
• M5: 2,853,579 km (0.053 R)
• M6: 3,462,592 km (0.082 R)
• M7: 4,635,140 km (0.041 R)
• M8: 5,627,872 km (0.054 R)
• M9: 9,950,502 km (0.113 R)
• M10: 13,006,787 km (0.087 R)
• M11: 13,685,512 km (0.047 R)
• M12: 15,040,271 km (0.11 R)
• M13: 16,094,188 km (0.119 R)
• M14: 19,993,606 km (0.097 R)
• M15: 25,098,484 km (0.072 R)
• M16: 27,122,094 km (0.063 R)
• M17: 28,117,668 km (0.081 R)
• M18: 28,681,203 km (0.033 R)
• M19: 30,653,651 km (0.106 R)
• M20: 31,491,399 km (0.118 R)
• M21: 34,224,402 km (0.049 R)
• M22: 36,976,854 km (0.086 R)
• M23: 37,517,351 km (0.101 R)
• M24: 39,310,580 km (0.091 R)
• M25: 40,015,336 km (0.102 R)
• M26: 47,056,758 km (0.116 R)
• M27: 48,332,080 km (0.12 R)
• M28: 49,303,718 km (0.052 R)
• M29: 49,630,440 km (0.082 R)
• M30: 49,958,658 km (0.064 R)
• M31: 52,977,842 km (0.083 R)
• M32: 54,706,595 km (0.044 R)
• M33: 59,377,040 km (0.102 R)
• M34: 63,145,710 km (0.078 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 866.4

Radius: 4.7

Gravity: 39.22 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 12.3 AU - 13.32 AU

Year: 17459 Days

Day: 23.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 80,094,787 km

• M1: 58,942 km (0.078 R)
• M2: 227,239 km (0.047 R)
• M3: 408,253 km (0.092 R)
• M4: 880,084 km (0.09 R)
• M5: 1,190,201 km (0.085 R)
• M6: 1,440,328 km (0.1 R)
• M7: 1,890,169 km (0.089 R)
• M8: 3,475,607 km (0.047 R)
• M9: 5,121,782 km (0.094 R)
• M10: 5,823,696 km (0.117 R)
• M11: 7,609,595 km (0.103 R)
• M12: 8,006,029 km (0.105 R)
• M13: 8,894,192 km (0.07 R)
• M14: 12,897,431 km (0.107 R)
• M15: 14,261,614 km (0.071 R)
• M16: 16,854,893 km (0.1 R)
• M17: 17,870,962 km (0.047 R)
• M18: 21,163,012 km (0.1 R)
• M19: 21,748,239 km (0.065 R)
• M20: 24,730,174 km (0.098 R)
• M21: 25,488,635 km (0.116 R)
• M22: 27,510,151 km (0.063 R)
• M23: 32,637,618 km (0.092 R)
• M24: 33,549,716 km (0.044 R)
• M25: 37,794,256 km (0.101 R)
• M26: 42,076,196 km (0.085 R)
• M27: 43,000,861 km (0.105 R)
• M28: 47,164,020 km (0.054 R)
• M29: 47,495,080 km (0.085 R)
• M30: 50,370,949 km (0.077 R)
• M31: 51,238,318 km (0.042 R)
• M32: 56,653,162 km (0.116 R)
• M33: 57,591,141 km (0.112 R)
• M34: 60,857,910 km (0.059 R)
• M35: 64,043,148 km (0.098 R)
• M36: 70,096,625 km (0.084 R)
• M37: 72,709,203 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 157.6

Radius: 3.3

Gravity: 14.47 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 11.14 AU - 15.52 AU

Year: 18533 Days

Day: 19.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,094,787 km

• M1: 40,990 km (0.099 R)
• M2: 145,260 km (0.072 R)
• M3: 630,405 km (0.1 R)
• M4: 1,200,972 km (0.073 R)
• M5: 2,123,991 km (0.07 R)
• M6: 2,687,526 km (0.107 R)
• M7: 3,685,344 km (0.091 R)
• M8: 4,550,169 km (0.047 R)
• M9: 5,542,152 km (0.089 R)
• M10: 5,675,444 km (0.092 R)
• M11: 6,935,357 km (0.106 R)
• M12: 8,197,215 km (0.078 R)
• M13: 8,904,664 km (0.096 R)
• M14: 13,596,950 km (0.079 R)
• M15: 17,335,252 km (0.048 R)
• M16: 19,940,199 km (0.063 R)
• M17: 21,376,189 km (0.113 R)
• M18: 28,894,978 km (0.092 R)
• M19: 31,358,107 km (0.075 R)
• M20: 36,230,510 km (0.08 R)
• M21: 39,580,156 km (0.116 R)
• M22: 43,654,155 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 607

Radius: 6

Gravity: 16.86 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 13.19 AU - 17.55 AU

Year: 22946 Days

Day: 21.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 80,094,787 km

• M1: 74,649 km (0.063 R)
• M2: 366,814 km (0.07 R)
• M3: 714,779 km (0.042 R)
• M4: 1,139,786 km (0.101 R)
• M5: 1,649,616 km (0.071 R)
• M6: 2,412,714 km (0.093 R)
• M7: 4,127,854 km (0.104 R)
• M8: 5,589,724 km (0.098 R)
• M9: 6,937,601 km (0.095 R)
• M10: 7,126,095 km (0.098 R)
• M11: 7,562,621 km (0.099 R)
• M12: 9,147,311 km (0.063 R)
• M13: 9,957,533 km (0.101 R)
• M14: 10,877,860 km (0.112 R)
• M15: 15,606,947 km (0.112 R)
• M16: 19,238,137 km (0.065 R)
• M17: 19,517,137 km (0.12 R)
• M18: 22,151,705 km (0.116 R)
• M19: 23,500,928 km (0.072 R)
• M20: 26,020,605 km (0.052 R)
• M21: 26,476,430 km (0.03 R)
• M22: 36,040,072 km (0.118 R)
• M23: 38,488,241 km (0.101 R)
• M24: 41,507,575 km (0.097 R)
• M25: 41,973,722 km (0.07 R)
• M26: 45,334,737 km (0.094 R)
• M27: 45,664,002 km (0.073 R)
• M28: 47,164,917 km (0.109 R)
• M29: 48,354,819 km (0.026 R)
• M30: 52,044,650 km (0.046 R)
• M31: 59,781,104 km (0.091 R)
• M32: 60,973,848 km (0.064 R)
• M33: 75,388,949 km (0.088 R)
• M34: 79,854,895 km (0.097 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 521 - 17,979 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit