🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.78 AU - 2.62 AU

Year: 1158 Days

Day: 28.7 Hours

Environment

Temp: -76 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.42 AU - 2.82 AU

Year: 1504 Days

Day: 23.7 Hours

Environment

Temp: -82 °C

Axial Tilt: 47.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,271,015 km

• M1: 40,541 km (0.055 R)

Asteroid Belt

Center: 4.03 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.4

Radius: 9.1

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 4.74 AU - 6.14 AU

Year: 4501 Days

Day: 8.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 80,271,015 km

• M1: 113,844 km (0.081 R)
• M2: 612,902 km (0.101 R)
• M3: 1,081,144 km (0.097 R)
• M4: 2,105,141 km (0.102 R)
• M5: 3,186,435 km (0.109 R)
• M6: 3,869,199 km (0.087 R)
• M7: 4,362,124 km (0.095 R)
• M8: 5,203,612 km (0.119 R)
• M9: 5,523,752 km (0.118 R)
• M10: 6,285,654 km (0.099 R)
• M11: 7,266,118 km (0.105 R)
• M12: 7,635,475 km (0.11 R)
• M13: 8,082,324 km (0.077 R)
• M14: 8,750,727 km (0.106 R)
• M15: 9,063,237 km (0.091 R)
• M16: 11,179,150 km (0.094 R)
• M17: 12,351,847 km (0.106 R)
• M18: 12,657,476 km (0.109 R)
• M19: 13,558,504 km (0.091 R)
• M20: 14,024,800 km (0.062 R)
• M21: 14,695,448 km (0.117 R)
• M22: 16,465,789 km (0.09 R)
• M23: 17,158,277 km (0.088 R)
• M24: 18,317,511 km (0.112 R)
• M25: 19,410,623 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.2

Radius: 12.7

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 8.14 AU - 10.18 AU

Year: 9835 Days

Day: 5.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 80,271,015 km

• M1: 159,023 km (0.05 R)
• M2: 612,454 km (0.082 R)
• M3: 1,243,009 km (0.113 R)
• M4: 2,090,929 km (0.105 R)
• M5: 2,821,266 km (0.041 R)
• M6: 4,090,006 km (0.085 R)
• M7: 4,791,021 km (0.059 R)
• M8: 5,884,283 km (0.093 R)
• M9: 6,818,222 km (0.031 R)
• M10: 8,244,039 km (0.077 R)
• M11: 9,170,798 km (0.096 R)
• M12: 9,961,273 km (0.078 R)
• M13: 11,067,101 km (0.115 R)
• M14: 11,963,342 km (0.107 R)
• M15: 14,546,448 km (0.085 R)
• M16: 15,829,250 km (0.113 R)
• M17: 16,605,513 km (0.088 R)
• M18: 17,407,208 km (0.118 R)
• M19: 18,387,523 km (0.056 R)
• M20: 19,008,953 km (0.098 R)
• M21: 25,248,680 km (0.039 R)
• M22: 28,107,046 km (0.092 R)
• M23: 29,561,287 km (0.116 R)
• M24: 33,530,717 km (0.109 R)
• M25: 34,693,392 km (0.063 R)
• M26: 35,165,971 km (0.076 R)
• M27: 40,390,378 km (0.088 R)
• M28: 41,839,682 km (0.1 R)
• M29: 42,509,881 km (0.116 R)
• M30: 43,323,394 km (0.099 R)

Asteroid Belt

Center: 9.92 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.1

Radius: 11.8

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 8.38 AU - 12.96 AU

Year: 12365 Days

Day: 5.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 80,271,015 km

• M1: 146,756 km (0.091 R)
• M2: 728,691 km (0.089 R)
• M3: 1,109,119 km (0.096 R)
• M4: 1,530,536 km (0.087 R)
• M5: 2,076,568 km (0.061 R)
• M6: 3,071,843 km (0.051 R)
• M7: 3,564,917 km (0.069 R)
• M8: 4,504,691 km (0.119 R)
• M9: 5,111,909 km (0.057 R)
• M10: 6,124,686 km (0.098 R)
• M11: 6,565,551 km (0.086 R)
• M12: 8,681,015 km (0.089 R)
• M13: 9,477,773 km (0.112 R)
• M14: 10,842,405 km (0.067 R)
• M15: 11,766,471 km (0.045 R)
• M16: 12,276,600 km (0.072 R)
• M17: 13,524,246 km (0.086 R)
• M18: 14,147,321 km (0.081 R)
• M19: 14,530,292 km (0.116 R)
• M20: 15,184,034 km (0.077 R)
• M21: 16,132,036 km (0.101 R)
• M22: 19,135,812 km (0.1 R)
• M23: 19,842,063 km (0.107 R)
• M24: 22,929,015 km (0.083 R)
• M25: 29,309,664 km (0.084 R)
• M26: 32,405,143 km (0.054 R)
• M27: 38,243,050 km (0.034 R)
• M28: 47,541,306 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 967.1

Radius: 5.7

Gravity: 29.77 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 13.19 AU - 15.43 AU

Year: 19204 Days

Day: 17.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 80,271,015 km

• M1: 73,602 km (0.11 R)
• M2: 275,110 km (0.054 R)
• M3: 485,894 km (0.079 R)
• M4: 715,227 km (0.07 R)
• M5: 1,513,033 km (0.106 R)
• M6: 1,932,356 km (0.03 R)
• M7: 2,180,239 km (0.058 R)
• M8: 2,690,219 km (0.054 R)
• M9: 3,026,963 km (0.028 R)
• M10: 4,174,080 km (0.072 R)
• M11: 4,882,127 km (0.116 R)
• M12: 6,309,141 km (0.073 R)
• M13: 8,098,032 km (0.095 R)
• M14: 8,525,134 km (0.115 R)
• M15: 13,806,238 km (0.079 R)
• M16: 16,860,278 km (0.088 R)
• M17: 21,729,091 km (0.074 R)
• M18: 22,448,806 km (0.074 R)
• M19: 24,813,799 km (0.113 R)
• M20: 25,713,480 km (0.072 R)
• M21: 31,442,480 km (0.102 R)
• M22: 32,896,273 km (0.047 R)
• M23: 35,370,921 km (0.106 R)
• M24: 41,308,759 km (0.11 R)
• M25: 44,184,778 km (0.106 R)
• M26: 48,570,689 km (0.079 R)
• M27: 49,622,362 km (0.119 R)
• M28: 52,501,223 km (0.101 R)
• M29: 53,608,846 km (0.081 R)
• M30: 56,638,651 km (0.109 R)
• M31: 57,608,345 km (0.081 R)
• M32: 60,785,804 km (0.092 R)
• M33: 63,244,145 km (0.065 R)
• M34: 71,015,456 km (0.068 R)
• M35: 76,299,851 km (0.106 R)
• M36: 80,857,948 km (0.116 R)
• M37: 82,830,247 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 345.8

Radius: 6.6

Gravity: 7.94 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 16.34 AU - 22.62 AU

Year: 30501 Days

Day: 22.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 80,271,015 km

• M1: 82,129 km (0.086 R)
• M2: 302,188 km (0.047 R)
• M3: 541,993 km (0.112 R)
• M4: 1,045,091 km (0.075 R)
• M5: 1,335,011 km (0.035 R)
• M6: 1,918,892 km (0.061 R)
• M7: 2,161,689 km (0.052 R)
• M8: 2,447,870 km (0.1 R)
• M9: 4,013,561 km (0.108 R)
• M10: 4,243,493 km (0.098 R)
• M11: 5,409,010 km (0.025 R)
• M12: 7,053,540 km (0.071 R)
• M13: 7,585,958 km (0.117 R)
• M14: 8,514,213 km (0.085 R)
• M15: 9,985,957 km (0.101 R)
• M16: 10,656,754 km (0.09 R)
• M17: 12,499,650 km (0.071 R)
• M18: 13,569,574 km (0.097 R)
• M19: 18,553,278 km (0.046 R)
• M20: 24,199,999 km (0.082 R)
• M21: 26,885,729 km (0.107 R)
• M22: 28,180,499 km (0.116 R)
• M23: 29,393,139 km (0.119 R)
• M24: 38,872,408 km (0.07 R)
• M25: 40,678,653 km (0.107 R)
• M26: 43,332,220 km (0.096 R)
• M27: 46,265,385 km (0.088 R)
• M28: 46,599,138 km (0.108 R)
• M29: 53,251,756 km (0.057 R)
• M30: 61,109,683 km (0.108 R)
• M31: 68,834,019 km (0.089 R)
• M32: 74,634,826 km (0.086 R)
• M33: 76,483,258 km (0.045 R)

Kuiper Belt

Range: 30.9 - 50.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 489 - 11,690 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit