🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.7

Radius: 12.4

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.96 AU - 1.5 AU

Year: 881 Days

Day: 6.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 44,966,931 km

• M1: 154,385 km (0.107 R)
• M2: 1,031,627 km (0.072 R)
• M3: 1,459,028 km (0.106 R)
• M4: 2,220,930 km (0.07 R)
• M5: 2,670,920 km (0.1 R)
• M6: 3,610,096 km (0.091 R)
• M7: 4,065,023 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.7

Radius: 8.8

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.32 AU - 1.34 AU

Year: 990 Days

Day: 5.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,966,931 km

• M1: 109,506 km (0.108 R)
• M2: 410,197 km (0.032 R)
• M3: 689,347 km (0.099 R)
• M4: 974,331 km (0.12 R)
• M5: 1,728,753 km (0.067 R)
• M6: 2,317,421 km (0.096 R)
• M7: 3,033,845 km (0.094 R)
• M8: 3,547,564 km (0.069 R)
• M9: 4,158,970 km (0.093 R)
• M10: 4,439,766 km (0.12 R)
• M11: 5,246,098 km (0.043 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.7

Radius: 10.5

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.64 AU - 2.62 AU

Year: 2007 Days

Day: 5.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 44,966,931 km

• M1: 131,796 km (0.075 R)
• M2: 486,642 km (0.057 R)
• M3: 823,237 km (0.116 R)
• M4: 1,151,754 km (0.109 R)
• M5: 1,636,900 km (0.117 R)
• M6: 2,148,375 km (0.074 R)
• M7: 2,546,754 km (0.048 R)
• M8: 3,114,328 km (0.067 R)
• M9: 4,328,614 km (0.101 R)
• M10: 4,661,470 km (0.107 R)
• M11: 5,074,958 km (0.074 R)
• M12: 5,626,376 km (0.055 R)
• M13: 6,490,004 km (0.093 R)
• M14: 6,927,578 km (0.097 R)
• M15: 7,833,393 km (0.1 R)
• M16: 8,300,139 km (0.117 R)
• M17: 8,847,218 km (0.12 R)
• M18: 9,483,308 km (0.098 R)
• M19: 11,134,270 km (0.041 R)
• M20: 12,492,619 km (0.028 R)
• M21: 13,789,932 km (0.112 R)
• M22: 14,558,117 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.1

Radius: 10.1

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.11 AU - 2.79 AU

Year: 2476 Days

Day: 10.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,966,931 km

• M1: 128,056 km (0.112 R)
• M2: 620,382 km (0.066 R)
• M3: 1,063,641 km (0.088 R)
• M4: 1,443,470 km (0.097 R)
• M5: 1,779,018 km (0.064 R)
• M6: 3,084,858 km (0.067 R)
• M7: 3,668,439 km (0.096 R)
• M8: 4,832,161 km (0.096 R)
• M9: 6,847,992 km (0.08 R)
• M10: 7,246,072 km (0.068 R)
• M11: 7,841,621 km (0.115 R)
• M12: 8,214,419 km (0.035 R)
• M13: 9,648,614 km (0.117 R)
• M14: 10,149,617 km (0.116 R)
• M15: 10,743,521 km (0.114 R)
• M16: 11,243,028 km (0.031 R)
• M17: 11,878,819 km (0.071 R)
• M18: 13,796,364 km (0.053 R)
• M19: 17,384,320 km (0.12 R)
• M20: 17,859,443 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.2

Radius: 14.1

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.58 AU - 3.74 AU

Year: 3627 Days

Day: 12.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,966,931 km

• M1: 175,329 km (0.1 R)
• M2: 689,197 km (0.101 R)
• M3: 1,316,162 km (0.07 R)
• M4: 2,438,445 km (0.076 R)
• M5: 3,797,392 km (0.118 R)
• M6: 4,893,795 km (0.043 R)
• M7: 5,641,784 km (0.05 R)
• M8: 6,251,845 km (0.079 R)
• M9: 6,745,966 km (0.09 R)
• M10: 7,400,457 km (0.058 R)
• M11: 9,906,820 km (0.071 R)
• M12: 11,648,588 km (0.069 R)
• M13: 12,303,976 km (0.093 R)
• M14: 13,132,898 km (0.064 R)
• M15: 14,103,040 km (0.087 R)
• M16: 15,175,358 km (0.12 R)
• M17: 17,062,535 km (0.098 R)
• M18: 18,155,646 km (0.097 R)
• M19: 19,424,386 km (0.106 R)
• M20: 19,948,128 km (0.113 R)
• M21: 20,616,083 km (0.065 R)
• M22: 23,659,801 km (0.09 R)
• M23: 25,953,136 km (0.112 R)

Asteroid Belt

Center: 4.68 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 36.2

Radius: 6.9

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 4.7 AU - 7.68 AU

Year: 9944 Days

Day: 18.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 44,966,931 km

• M1: 314,305 km (0.036 R)
• M2: 622,327 km (0.094 R)
• M3: 996,471 km (0.074 R)
• M4: 3,976,611 km (0.117 R)
• M5: 5,283,348 km (0.109 R)
• M6: 6,308,393 km (0.086 R)
• M7: 7,371,435 km (0.115 R)
• M8: 15,667,983 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 164.9

Radius: 4.3

Gravity: 8.92 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 8.54 AU - 10.2 AU

Year: 18519 Days

Day: 17.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 44,966,931 km

• M1: 53,556 km (0.071 R)
• M2: 248,033 km (0.091 R)
• M3: 763,697 km (0.119 R)
• M4: 927,656 km (0.105 R)
• M5: 2,636,513 km (0.116 R)
• M6: 2,949,621 km (0.056 R)
• M7: 3,958,210 km (0.025 R)
• M8: 4,340,133 km (0.077 R)
• M9: 4,511,273 km (0.058 R)
• M10: 6,515,586 km (0.09 R)
• M11: 10,966,122 km (0.109 R)
• M12: 11,499,289 km (0.104 R)
• M13: 17,525,540 km (0.08 R)
• M14: 21,041,090 km (0.109 R)
• M15: 24,726,882 km (0.036 R)
• M16: 30,556,562 km (0.102 R)
• M17: 33,565,274 km (0.097 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: 264 - 16,404 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit