🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.3

Radius: 9.5

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.7 AU - 0.96 AU

Year: 513 Days

Day: 5.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 51,332,639 km

• M1: 118,182 km (0.028 R)
• M2: 516,113 km (0.111 R)
• M3: 853,755 km (0.099 R)
• M4: 1,175,989 km (0.115 R)
• M5: 1,609,224 km (0.119 R)
• M6: 2,354,521 km (0.046 R)
• M7: 3,543,974 km (0.117 R)
• M8: 4,104,517 km (0.117 R)
• M9: 5,353,061 km (0.11 R)
• M10: 5,722,867 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.7

Radius: 11.7

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1 AU - 1.16 AU

Year: 761 Days

Day: 10.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 51,332,639 km

• M1: 146,307 km (0.114 R)
• M2: 642,822 km (0.072 R)
• M3: 1,713,045 km (0.119 R)
• M4: 2,537,329 km (0.101 R)
• M5: 3,181,348 km (0.091 R)
• M6: 3,688,186 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.2

Radius: 13.2

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.17 AU - 1.45 AU

Year: 1017 Days

Day: 9.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 51,332,639 km

• M1: 164,109 km (0.118 R)
• M2: 745,596 km (0.064 R)
• M3: 1,160,879 km (0.077 R)
• M4: 2,342,852 km (0.073 R)
• M5: 2,758,585 km (0.041 R)
• M6: 3,238,046 km (0.115 R)
• M7: 3,789,015 km (0.112 R)
• M8: 4,669,099 km (0.088 R)
• M9: 5,216,627 km (0.114 R)
• M10: 5,764,754 km (0.09 R)
• M11: 7,442,195 km (0.083 R)
• M12: 8,962,857 km (0.062 R)
• M13: 10,649,872 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.4

Radius: 8.9

Gravity: 8.59 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.36 AU - 1.38 AU

Year: 1088 Days

Day: 14 Hours

Environment

Temp: -189 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 51,332,639 km

• M1: 110,702 km (0.029 R)
• M2: 577,149 km (0.107 R)
• M3: 909,854 km (0.102 R)
• M4: 1,426,864 km (0.08 R)
• M5: 1,716,486 km (0.112 R)
• M6: 2,066,395 km (0.07 R)
• M7: 2,898,608 km (0.116 R)
• M8: 3,282,776 km (0.083 R)
• M9: 3,608,001 km (0.071 R)
• M10: 4,306,773 km (0.094 R)
• M11: 5,348,423 km (0.117 R)
• M12: 6,300,464 km (0.095 R)
• M13: 6,923,689 km (0.067 R)
• M14: 7,287,211 km (0.096 R)
• M15: 7,869,446 km (0.029 R)
• M16: 9,300,350 km (0.047 R)
• M17: 10,262,713 km (0.117 R)
• M18: 10,672,013 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.7

Radius: 13.3

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.43 AU - 4.79 AU

Year: 6713 Days

Day: 9.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,332,639 km

• M1: 165,455 km (0.101 R)
• M2: 913,295 km (0.108 R)
• M3: 1,427,164 km (0.086 R)
• M4: 1,997,281 km (0.108 R)
• M5: 2,448,020 km (0.111 R)
• M6: 2,908,183 km (0.101 R)
• M7: 3,559,831 km (0.097 R)
• M8: 4,332,953 km (0.079 R)
• M9: 5,699,978 km (0.073 R)
• M10: 6,586,046 km (0.097 R)
• M11: 7,638,168 km (0.025 R)
• M12: 9,488,395 km (0.091 R)
• M13: 13,210,539 km (0.104 R)
• M14: 14,820,212 km (0.069 R)
• M15: 15,796,937 km (0.105 R)
• M16: 17,143,318 km (0.11 R)
• M17: 17,946,359 km (0.081 R)
• M18: 22,978,981 km (0.045 R)
• M19: 25,471,730 km (0.097 R)
• M20: 35,186,766 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.3

Radius: 9.9

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 4.43 AU - 6.77 AU

Year: 8988 Days

Day: 6.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 51,332,639 km

• M1: 123,119 km (0.083 R)
• M2: 566,228 km (0.054 R)
• M3: 1,199,326 km (0.049 R)
• M4: 2,225,119 km (0.084 R)
• M5: 3,235,353 km (0.056 R)
• M6: 4,576,199 km (0.03 R)
• M7: 5,802,004 km (0.072 R)
• M8: 6,317,967 km (0.119 R)
• M9: 7,977,905 km (0.07 R)
• M10: 8,311,807 km (0.071 R)
• M11: 10,167,270 km (0.118 R)
• M12: 13,601,588 km (0.066 R)
• M13: 21,419,573 km (0.096 R)
• M14: 25,657,381 km (0.119 R)

Asteroid Belt

Center: 6.09 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 644.9

Radius: 5.6

Gravity: 20.56 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 5.3 AU - 7.84 AU

Year: 11422 Days

Day: 18.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 51,332,639 km

• M1: 71,059 km (0.112 R)
• M2: 275,709 km (0.108 R)
• M3: 586,274 km (0.041 R)
• M4: 823,536 km (0.077 R)
• M5: 1,159,234 km (0.087 R)
• M6: 1,687,165 km (0.06 R)
• M7: 2,102,299 km (0.105 R)
• M8: 2,286,454 km (0.043 R)
• M9: 2,794,638 km (0.083 R)
• M10: 3,602,766 km (0.028 R)
• M11: 4,318,442 km (0.109 R)
• M12: 4,772,172 km (0.045 R)
• M13: 5,357,997 km (0.112 R)
• M14: 6,400,994 km (0.04 R)
• M15: 7,361,113 km (0.077 R)
• M16: 8,231,772 km (0.043 R)
• M17: 10,867,986 km (0.095 R)
• M18: 12,465,243 km (0.075 R)
• M19: 13,445,109 km (0.082 R)
• M20: 15,695,659 km (0.097 R)
• M21: 17,427,703 km (0.096 R)
• M22: 20,590,950 km (0.049 R)
• M23: 25,057,494 km (0.114 R)
• M24: 25,536,805 km (0.07 R)
• M25: 25,827,175 km (0.119 R)
• M26: 26,513,679 km (0.09 R)
• M27: 26,711,897 km (0.099 R)
• M28: 30,780,061 km (0.103 R)
• M29: 32,335,729 km (0.029 R)
• M30: 35,123,186 km (0.052 R)
• M31: 36,208,519 km (0.112 R)
• M32: 38,827,379 km (0.094 R)
• M33: 39,083,341 km (0.047 R)
• M34: 49,509,266 km (0.075 R)
• M35: 49,960,902 km (0.107 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 298 - 15,741 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit