🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.51 AU - 0.61 AU

Year: 271 Days

Day: 35.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,770,729 km

• M1: 533,316 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.4

Radius: 9.2

Gravity: 10.53 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.82 AU - 1.14 AU

Year: 626 Days

Day: 13.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 55,770,729 km

• M1: 114,742 km (0.03 R)
• M2: 557,551 km (0.044 R)
• M3: 851,212 km (0.097 R)
• M4: 1,446,611 km (0.101 R)
• M5: 1,744,012 km (0.041 R)
• M6: 2,073,127 km (0.117 R)
• M7: 2,562,462 km (0.098 R)
• M8: 3,165,192 km (0.106 R)
• M9: 4,235,116 km (0.052 R)
• M10: 4,802,241 km (0.062 R)
• M11: 5,113,106 km (0.112 R)
• M12: 6,127,678 km (0.097 R)
• M13: 6,789,051 km (0.111 R)
• M14: 7,248,466 km (0.109 R)
• M15: 7,845,810 km (0.12 R)
• M16: 8,229,528 km (0.106 R)

Asteroid Belt

Center: 1.25 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.2

Radius: 12.6

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.23 AU - 1.81 AU

Year: 1210 Days

Day: 14.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 55,770,729 km

• M1: 156,779 km (0.069 R)
• M2: 777,460 km (0.079 R)
• M3: 1,402,031 km (0.08 R)
• M4: 1,806,693 km (0.114 R)
• M5: 2,313,232 km (0.065 R)
• M6: 3,726,333 km (0.118 R)
• M7: 5,083,635 km (0.082 R)
• M8: 6,171,810 km (0.107 R)
• M9: 6,582,755 km (0.059 R)
• M10: 9,417,635 km (0.119 R)
• M11: 10,119,548 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.4

Radius: 9.4

Gravity: 10.76 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 4.7 AU - 5.6 AU

Year: 7546 Days

Day: 8.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 55,770,729 km

• M1: 116,836 km (0.085 R)
• M2: 690,394 km (0.092 R)
• M3: 996,471 km (0.109 R)
• M4: 1,524,701 km (0.114 R)
• M5: 2,355,568 km (0.059 R)
• M6: 4,618,086 km (0.102 R)
• M7: 5,542,452 km (0.025 R)
• M8: 6,922,492 km (0.107 R)
• M9: 7,231,860 km (0.03 R)
• M10: 8,695,376 km (0.073 R)
• M11: 11,648,139 km (0.057 R)
• M12: 12,198,061 km (0.061 R)
• M13: 14,446,816 km (0.102 R)
• M14: 17,309,670 km (0.108 R)
• M15: 18,098,650 km (0.103 R)
• M16: 18,761,817 km (0.105 R)
• M17: 22,914,953 km (0.041 R)
• M18: 25,387,207 km (0.091 R)
• M19: 26,218,224 km (0.095 R)
• M20: 28,227,622 km (0.101 R)
• M21: 28,720,697 km (0.117 R)
• M22: 30,132,153 km (0.069 R)
• M23: 31,589,236 km (0.079 R)
• M24: 35,665,628 km (0.099 R)
• M25: 36,010,751 km (0.058 R)
• M26: 37,770,022 km (0.114 R)
• M27: 40,452,760 km (0.079 R)
• M28: 42,481,756 km (0.079 R)
• M29: 43,521,461 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 524.3

Radius: 6.2

Gravity: 13.64 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 8.01 AU - 10.27 AU

Year: 17842 Days

Day: 20.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 55,770,729 km

• M1: 84,672 km (0.117 R)
• M2: 569,669 km (0.063 R)
• M3: 1,568,384 km (0.059 R)
• M4: 1,764,806 km (0.047 R)
• M5: 1,996,234 km (0.064 R)
• M6: 2,309,043 km (0.094 R)
• M7: 3,008,264 km (0.118 R)
• M8: 3,261,533 km (0.085 R)
• M9: 3,927,991 km (0.098 R)
• M10: 4,200,110 km (0.031 R)
• M11: 5,753,983 km (0.085 R)
• M12: 6,065,745 km (0.103 R)
• M13: 8,033,555 km (0.073 R)
• M14: 10,620,850 km (0.084 R)
• M15: 10,971,657 km (0.091 R)
• M16: 12,007,623 km (0.056 R)
• M17: 15,505,071 km (0.073 R)
• M18: 17,687,405 km (0.102 R)
• M19: 22,363,685 km (0.083 R)
• M20: 23,134,413 km (0.048 R)
• M21: 24,424,246 km (0.11 R)
• M22: 27,255,086 km (0.103 R)
• M23: 30,414,145 km (0.118 R)
• M24: 31,960,388 km (0.084 R)
• M25: 33,184,996 km (0.062 R)
• M26: 35,208,906 km (0.05 R)
• M27: 36,514,746 km (0.072 R)
• M28: 39,084,239 km (0.07 R)
• M29: 39,640,145 km (0.078 R)
• M30: 42,061,835 km (0.084 R)
• M31: 43,978,782 km (0.107 R)
• M32: 46,572,660 km (0.089 R)
• M33: 49,266,618 km (0.117 R)
• M34: 50,078,186 km (0.079 R)
• M35: 50,898,880 km (0.103 R)
• M36: 51,229,492 km (0.099 R)
• M37: 52,398,449 km (0.109 R)
• M38: 53,244,126 km (0.116 R)
• M39: 63,728,992 km (0.044 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 288.9

Radius: 5.5

Gravity: 9.55 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 7.25 AU - 12.03 AU

Year: 19326 Days

Day: 22 Hours

Environment

Temp: -224 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 55,770,729 km

• M1: 71,957 km (0.098 R)
• M2: 264,040 km (0.088 R)
• M3: 548,276 km (0.044 R)
• M4: 1,278,164 km (0.06 R)
• M5: 2,052,034 km (0.077 R)
• M6: 2,436,201 km (0.073 R)
• M7: 2,732,704 km (0.08 R)
• M8: 3,398,116 km (0.106 R)
• M9: 4,078,487 km (0.072 R)
• M10: 5,384,925 km (0.06 R)
• M11: 5,632,958 km (0.052 R)
• M12: 6,228,657 km (0.038 R)
• M13: 6,783,515 km (0.103 R)
• M14: 6,989,512 km (0.079 R)
• M15: 8,888,357 km (0.049 R)
• M16: 9,085,378 km (0.036 R)
• M17: 9,850,571 km (0.107 R)
• M18: 16,155,523 km (0.078 R)
• M19: 20,600,375 km (0.111 R)
• M20: 25,006,182 km (0.105 R)
• M21: 25,300,740 km (0.066 R)
• M22: 27,427,722 km (0.112 R)
• M23: 31,459,983 km (0.103 R)
• M24: 32,380,908 km (0.104 R)
• M25: 32,730,967 km (0.111 R)
• M26: 39,072,720 km (0.085 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 11,842 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit