🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.4

Radius: 13.6

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.48 AU - 0.62 AU

Year: 272 Days

Day: 13.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 34,181,248 km

• M1: 169,195 km (0.069 R)
• M2: 619,934 km (0.086 R)
• M3: 1,569,132 km (0.025 R)
• M4: 2,082,103 km (0.086 R)
• M5: 2,618,262 km (0.12 R)
• M6: 3,287,264 km (0.061 R)
• M7: 3,719,153 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.3

Radius: 11.8

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.25 AU - 1.63 AU

Year: 1152 Days

Day: 12.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 34,181,248 km

• M1: 146,756 km (0.071 R)
• M2: 531,970 km (0.108 R)
• M3: 1,393,504 km (0.112 R)
• M4: 1,836,463 km (0.118 R)
• M5: 2,318,617 km (0.081 R)
• M6: 2,871,980 km (0.086 R)
• M7: 3,874,734 km (0.119 R)
• M8: 4,711,435 km (0.099 R)
• M9: 5,097,248 km (0.119 R)
• M10: 5,644,776 km (0.065 R)
• M11: 6,428,071 km (0.118 R)
• M12: 7,724,636 km (0.11 R)
• M13: 9,301,846 km (0.118 R)
• M14: 9,705,611 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.7

Radius: 8.4

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.27 AU - 1.99 AU

Year: 1388 Days

Day: 7.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 34,181,248 km

• M1: 109,954 km (0.063 R)
• M2: 505,491 km (0.08 R)
• M3: 967,300 km (0.086 R)
• M4: 1,323,343 km (0.035 R)
• M5: 1,619,995 km (0.075 R)
• M6: 1,931,009 km (0.09 R)
• M7: 2,373,370 km (0.116 R)
• M8: 3,386,597 km (0.107 R)
• M9: 3,770,764 km (0.093 R)
• M10: 4,984,302 km (0.034 R)
• M11: 6,235,538 km (0.107 R)
• M12: 7,428,432 km (0.041 R)
• M13: 8,654,087 km (0.093 R)
• M14: 9,315,160 km (0.113 R)
• M15: 9,673,148 km (0.084 R)
• M16: 10,164,876 km (0.055 R)
• M17: 10,608,583 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.4

Radius: 15

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.44 AU - 2.84 AU

Year: 2860 Days

Day: 7 Hours

Environment

Temp: -210 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 34,181,248 km

• M1: 186,549 km (0.111 R)
• M2: 729,140 km (0.108 R)
• M3: 1,401,283 km (0.112 R)
• M4: 1,906,026 km (0.11 R)
• M5: 2,562,761 km (0.117 R)
• M6: 3,635,827 km (0.061 R)
• M7: 4,506,037 km (0.113 R)
• M8: 8,384,213 km (0.092 R)
• M9: 10,615,615 km (0.103 R)
• M10: 13,219,066 km (0.103 R)
• M11: 14,361,545 km (0.084 R)
• M12: 15,371,480 km (0.088 R)
• M13: 17,640,581 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.2

Radius: 13.4

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.73 AU - 3.07 AU

Year: 3293 Days

Day: 6.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 34,181,248 km

• M1: 166,652 km (0.09 R)
• M2: 616,044 km (0.096 R)
• M3: 1,277,865 km (0.103 R)
• M4: 1,787,994 km (0.057 R)
• M5: 2,242,472 km (0.119 R)
• M6: 2,997,792 km (0.109 R)
• M7: 4,016,703 km (0.075 R)
• M8: 4,497,361 km (0.079 R)
• M9: 5,230,540 km (0.109 R)
• M10: 5,677,090 km (0.11 R)
• M11: 6,534,435 km (0.119 R)
• M12: 7,142,850 km (0.111 R)
• M13: 8,676,228 km (0.031 R)
• M14: 9,740,168 km (0.091 R)
• M15: 15,936,362 km (0.073 R)
• M16: 18,252,586 km (0.048 R)
• M17: 18,994,890 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 220.7

Radius: 3.8

Gravity: 15.28 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 5.07 AU - 6.71 AU

Year: 9532 Days

Day: 24.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 34,181,248 km

• M1: 47,273 km (0.119 R)
• M2: 305,329 km (0.086 R)
• M3: 632,051 km (0.094 R)
• M4: 888,312 km (0.098 R)
• M5: 1,128,118 km (0.095 R)
• M6: 1,363,734 km (0.056 R)
• M7: 1,875,060 km (0.086 R)
• M8: 2,005,958 km (0.079 R)
• M9: 2,127,282 km (0.069 R)
• M10: 2,486,915 km (0.072 R)
• M11: 3,809,211 km (0.049 R)
• M12: 4,619,732 km (0.091 R)
• M13: 5,568,781 km (0.094 R)
• M14: 5,688,459 km (0.071 R)
• M15: 6,377,208 km (0.107 R)
• M16: 7,225,428 km (0.1 R)
• M17: 7,658,214 km (0.117 R)
• M18: 8,069,758 km (0.066 R)
• M19: 8,339,333 km (0.075 R)
• M20: 9,908,316 km (0.088 R)
• M21: 11,909,187 km (0.106 R)
• M22: 13,508,389 km (0.112 R)
• M23: 15,479,490 km (0.104 R)
• M24: 18,087,879 km (0.069 R)
• M25: 18,615,809 km (0.074 R)
• M26: 21,927,009 km (0.104 R)
• M27: 22,300,854 km (0.057 R)
• M28: 25,692,686 km (0.055 R)
• M29: 28,695,116 km (0.045 R)
• M30: 30,326,480 km (0.116 R)
• M31: 31,542,561 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 109.1

Radius: 6.6

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 6.7 AU - 9.3 AU

Year: 15089 Days

Day: 24.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 34,181,248 km

• M1: 82,129 km (0.033 R)
• M2: 308,620 km (0.104 R)
• M3: 577,448 km (0.073 R)
• M4: 1,078,451 km (0.091 R)
• M5: 1,422,377 km (0.103 R)
• M6: 1,851,722 km (0.098 R)
• M7: 2,519,228 km (0.115 R)
• M8: 2,927,780 km (0.066 R)
• M9: 3,599,774 km (0.118 R)
• M10: 4,960,217 km (0.048 R)
• M11: 5,911,509 km (0.112 R)
• M12: 9,189,648 km (0.057 R)
• M13: 9,446,507 km (0.092 R)
• M14: 10,569,239 km (0.036 R)
• M15: 11,186,779 km (0.096 R)
• M16: 11,678,059 km (0.077 R)
• M17: 19,229,310 km (0.118 R)
• M18: 20,510,167 km (0.064 R)
• M19: 20,802,332 km (0.116 R)
• M20: 21,320,240 km (0.032 R)
• M21: 22,769,544 km (0.111 R)
• M22: 28,044,215 km (0.075 R)
• M23: 31,107,381 km (0.08 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 15,987 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit