🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.65 AU - 0.85 AU

Year: 242 Days

Day: 13.3 Hours

Environment

Temp: 157 °C

Axial Tilt: 95.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 62,818,933 km

• M1: 292,763 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.95 AU - 1.41 AU

Year: 478 Days

Day: 45.7 Hours

Environment

Temp: 9 °C

Axial Tilt: 29.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.45 AU - 4.23 AU

Year: 2805 Days

Day: 37.2 Hours

Environment

Temp: -121 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,818,933 km

• M1: 1,452,595 km (0.096 R)

Asteroid Belt

Center: 4.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.8

Radius: 11.5

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.87 AU - 5.29 AU

Year: 4268 Days

Day: 6.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 62,818,933 km

• M1: 143,464 km (0.071 R)
• M2: 559,346 km (0.113 R)
• M3: 958,174 km (0.065 R)
• M4: 1,702,274 km (0.04 R)
• M5: 2,400,747 km (0.108 R)
• M6: 3,415,319 km (0.078 R)
• M7: 4,163,159 km (0.088 R)
• M8: 5,067,628 km (0.082 R)
• M9: 5,458,976 km (0.09 R)
• M10: 6,040,912 km (0.044 R)
• M11: 7,899,815 km (0.108 R)
• M12: 8,499,852 km (0.055 R)
• M13: 9,398,486 km (0.059 R)
• M14: 10,863,648 km (0.105 R)
• M15: 11,428,679 km (0.101 R)
• M16: 13,192,887 km (0.035 R)
• M17: 13,586,329 km (0.058 R)
• M18: 14,191,153 km (0.112 R)
• M19: 15,346,797 km (0.079 R)
• M20: 16,281,783 km (0.11 R)
• M21: 18,693,002 km (0.1 R)
• M22: 20,210,074 km (0.098 R)
• M23: 23,344,449 km (0.103 R)
• M24: 24,212,565 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.2

Radius: 14.9

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 4.44 AU - 6.14 AU

Year: 4536 Days

Day: 8.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,818,933 km

• M1: 185,352 km (0.077 R)
• M2: 664,065 km (0.089 R)
• M3: 1,279,511 km (0.087 R)
• M4: 1,950,158 km (0.106 R)
• M5: 2,624,246 km (0.077 R)
• M6: 3,276,193 km (0.114 R)
• M7: 4,175,725 km (0.069 R)
• M8: 5,093,359 km (0.114 R)
• M9: 5,751,889 km (0.086 R)
• M10: 6,439,291 km (0.119 R)
• M11: 7,210,617 km (0.109 R)
• M12: 9,286,886 km (0.075 R)
• M13: 10,197,638 km (0.092 R)
• M14: 12,496,957 km (0.109 R)
• M15: 13,470,839 km (0.101 R)
• M16: 15,222,182 km (0.101 R)
• M17: 15,973,911 km (0.076 R)
• M18: 16,750,174 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.3

Radius: 9.5

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 7.13 AU - 11.01 AU

Year: 10183 Days

Day: 12.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 62,818,933 km

• M1: 126,859 km (0.076 R)
• M2: 564,433 km (0.107 R)
• M3: 894,446 km (0.119 R)
• M4: 1,222,065 km (0.083 R)
• M5: 2,505,465 km (0.104 R)
• M6: 3,130,635 km (0.039 R)
• M7: 5,032,024 km (0.062 R)
• M8: 5,576,410 km (0.108 R)
• M9: 7,835,338 km (0.083 R)
• M10: 9,567,981 km (0.083 R)
• M11: 9,933,747 km (0.042 R)
• M12: 10,451,954 km (0.092 R)
• M13: 10,840,011 km (0.093 R)
• M14: 11,137,412 km (0.076 R)
• M15: 13,374,199 km (0.063 R)
• M16: 15,516,740 km (0.085 R)
• M17: 16,343,717 km (0.117 R)
• M18: 21,620,483 km (0.105 R)
• M19: 23,549,846 km (0.105 R)
• M20: 24,556,341 km (0.101 R)
• M21: 30,120,185 km (0.064 R)
• M22: 30,907,219 km (0.069 R)
• M23: 35,373,314 km (0.078 R)
• M24: 37,251,815 km (0.05 R)
• M25: 38,272,670 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746

Radius: 12.8

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 8.53 AU - 12.17 AU

Year: 12413 Days

Day: 11.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 62,818,933 km

• M1: 159,771 km (0.082 R)
• M2: 723,605 km (0.066 R)
• M3: 1,264,850 km (0.08 R)
• M4: 2,237,685 km (0.112 R)
• M5: 3,904,504 km (0.1 R)
• M6: 4,931,943 km (0.117 R)
• M7: 5,404,373 km (0.104 R)
• M8: 6,639,154 km (0.103 R)
• M9: 7,430,825 km (0.118 R)
• M10: 9,712,642 km (0.065 R)
• M11: 12,925,256 km (0.113 R)
• M12: 13,827,481 km (0.115 R)
• M13: 15,118,660 km (0.112 R)
• M14: 16,488,827 km (0.102 R)
• M15: 18,176,740 km (0.054 R)
• M16: 19,892,926 km (0.077 R)
• M17: 20,402,606 km (0.065 R)
• M18: 20,920,813 km (0.045 R)
• M19: 23,550,894 km (0.099 R)
• M20: 25,290,118 km (0.098 R)
• M21: 26,598,501 km (0.106 R)
• M22: 28,376,771 km (0.057 R)
• M23: 28,914,576 km (0.116 R)
• M24: 30,233,131 km (0.082 R)
• M25: 34,918,237 km (0.117 R)
• M26: 48,550,643 km (0.099 R)
• M27: 49,786,171 km (0.046 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 454.2

Radius: 5.2

Gravity: 16.8 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 9.82 AU - 14.7 AU

Year: 16003 Days

Day: 21.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 62,818,933 km

• M1: 163,361 km (0.098 R)
• M2: 925,412 km (0.079 R)
• M3: 1,472,193 km (0.069 R)
• M4: 2,007,454 km (0.116 R)
• M5: 2,620,207 km (0.06 R)
• M6: 3,076,779 km (0.093 R)
• M7: 3,298,932 km (0.104 R)
• M8: 5,030,528 km (0.106 R)
• M9: 5,697,285 km (0.042 R)
• M10: 8,472,625 km (0.104 R)
• M11: 11,617,920 km (0.12 R)
• M12: 13,029,825 km (0.1 R)
• M13: 14,621,097 km (0.088 R)
• M14: 15,320,767 km (0.073 R)
• M15: 15,896,419 km (0.107 R)
• M16: 21,652,197 km (0.055 R)
• M17: 23,304,955 km (0.107 R)
• M18: 24,452,520 km (0.057 R)
• M19: 24,843,120 km (0.07 R)
• M20: 25,040,140 km (0.041 R)
• M21: 28,549,108 km (0.114 R)
• M22: 32,138,410 km (0.12 R)
• M23: 36,143,294 km (0.097 R)
• M24: 38,990,291 km (0.052 R)
• M25: 41,428,138 km (0.093 R)
• M26: 45,419,260 km (0.075 R)
• M27: 46,306,525 km (0.095 R)
• M28: 47,507,646 km (0.088 R)
• M29: 48,883,348 km (0.113 R)
• M30: 50,758,857 km (0.077 R)
• M31: 51,714,338 km (0.116 R)
• M32: 52,681,638 km (0.052 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 174

Radius: 7.8

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 13.04 AU - 16.4 AU

Year: 21053 Days

Day: 16.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,818,933 km

• M1: 100,380 km (0.03 R)
• M2: 372,947 km (0.094 R)
• M3: 865,274 km (0.104 R)
• M4: 2,158,548 km (0.079 R)
• M5: 5,952,200 km (0.098 R)
• M6: 10,370,424 km (0.1 R)
• M7: 12,600,778 km (0.036 R)
• M8: 16,446,341 km (0.064 R)
• M9: 16,876,585 km (0.115 R)
• M10: 28,451,121 km (0.065 R)
• M11: 29,806,029 km (0.106 R)
• M12: 33,552,259 km (0.085 R)
• M13: 37,600,826 km (0.069 R)
• M14: 40,257,685 km (0.04 R)
• M15: 43,037,063 km (0.114 R)
• M16: 47,225,804 km (0.114 R)
• M17: 48,680,194 km (0.043 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 336.1

Radius: 5.1

Gravity: 12.92 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 11.93 AU - 17.85 AU

Year: 21419 Days

Day: 21.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 62,818,933 km

• M1: 63,429 km (0.072 R)
• M2: 394,041 km (0.103 R)
• M3: 558,000 km (0.06 R)
• M4: 909,405 km (0.113 R)
• M5: 2,024,957 km (0.082 R)
• M6: 3,115,076 km (0.102 R)
• M7: 4,915,038 km (0.117 R)
• M8: 5,519,264 km (0.059 R)
• M9: 6,960,340 km (0.105 R)
• M10: 9,781,307 km (0.107 R)
• M11: 10,055,370 km (0.057 R)
• M12: 11,025,363 km (0.118 R)
• M13: 11,563,467 km (0.095 R)
• M14: 17,139,129 km (0.084 R)
• M15: 18,187,511 km (0.053 R)
• M16: 19,449,518 km (0.116 R)
• M17: 19,708,771 km (0.086 R)
• M18: 23,292,089 km (0.065 R)
• M19: 27,178,941 km (0.092 R)
• M20: 27,502,970 km (0.098 R)
• M21: 29,958,918 km (0.108 R)
• M22: 32,194,210 km (0.088 R)
• M23: 34,664,819 km (0.1 R)
• M24: 37,391,838 km (0.11 R)
• M25: 38,061,588 km (0.077 R)
• M26: 41,530,762 km (0.089 R)
• M27: 45,964,843 km (0.1 R)
• M28: 49,731,419 km (0.082 R)
• M29: 50,378,579 km (0.049 R)
• M30: 53,868,398 km (0.068 R)
• M31: 54,894,340 km (0.03 R)
• M32: 56,107,579 km (0.098 R)
• M33: 59,490,735 km (0.068 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 166 - 19,160 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit