🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.53 AU - 0.81 AU

Year: 360 Days

Day: 23.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,264,229 km

• M1: 563,834 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609

Radius: 13.4

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.75 AU - 1.09 AU

Year: 579 Days

Day: 14.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 70,264,229 km

• M1: 167,550 km (0.087 R)
• M2: 911,051 km (0.056 R)
• M3: 1,541,905 km (0.11 R)
• M4: 2,119,353 km (0.112 R)
• M5: 2,565,454 km (0.043 R)
• M6: 3,336,182 km (0.117 R)
• M7: 4,417,775 km (0.037 R)
• M8: 4,991,931 km (0.063 R)
• M9: 5,580,449 km (0.069 R)
• M10: 6,010,394 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.5

Radius: 8.6

Gravity: 9.66 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.36 AU - 1.88 AU

Year: 1353 Days

Day: 14.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,264,229 km

• M1: 106,962 km (0.095 R)
• M2: 397,930 km (0.088 R)
• M3: 745,147 km (0.102 R)
• M4: 1,367,624 km (0.109 R)
• M5: 1,862,194 km (0.098 R)
• M6: 2,905,939 km (0.063 R)
• M7: 4,482,551 km (0.089 R)
• M8: 4,769,479 km (0.067 R)
• M9: 5,573,717 km (0.116 R)
• M10: 6,111,671 km (0.117 R)
• M11: 7,187,729 km (0.119 R)
• M12: 7,880,217 km (0.119 R)
• M13: 8,616,538 km (0.032 R)
• M14: 10,258,375 km (0.116 R)
• M15: 10,623,693 km (0.055 R)
• M16: 11,101,060 km (0.076 R)
• M17: 11,380,359 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.6

Radius: 12.7

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.41 AU - 1.97 AU

Year: 1441 Days

Day: 6.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 140.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 70,264,229 km

• M1: 157,975 km (0.113 R)
• M2: 814,411 km (0.037 R)
• M3: 1,247,646 km (0.091 R)
• M4: 1,879,847 km (0.097 R)
• M5: 2,691,864 km (0.083 R)
• M6: 4,071,007 km (0.052 R)
• M7: 4,866,568 km (0.07 R)
• M8: 5,452,693 km (0.073 R)
• M9: 6,323,352 km (0.102 R)
• M10: 6,817,773 km (0.076 R)
• M11: 7,940,356 km (0.106 R)
• M12: 8,340,829 km (0.059 R)
• M13: 10,721,979 km (0.08 R)
• M14: 12,388,948 km (0.092 R)
• M15: 12,968,191 km (0.043 R)
• M16: 13,444,660 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191

Radius: 9.9

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.82 AU - 2.1 AU

Year: 1800 Days

Day: 11 Hours

Environment

Temp: -187 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 70,264,229 km

• M1: 123,269 km (0.066 R)
• M2: 524,490 km (0.087 R)
• M3: 912,547 km (0.073 R)
• M4: 1,566,290 km (0.103 R)
• M5: 3,505,228 km (0.052 R)
• M6: 4,400,421 km (0.083 R)
• M7: 4,748,536 km (0.079 R)
• M8: 5,209,447 km (0.103 R)
• M9: 6,072,327 km (0.071 R)
• M10: 7,027,510 km (0.043 R)
• M11: 8,630,600 km (0.076 R)
• M12: 8,983,801 km (0.041 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.2

Radius: 10.7

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.66 AU - 2.64 AU

Year: 2068 Days

Day: 5 Hours

Environment

Temp: -201 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,264,229 km

• M1: 133,142 km (0.102 R)
• M2: 478,115 km (0.103 R)
• M3: 1,289,833 km (0.054 R)
• M4: 1,971,700 km (0.084 R)
• M5: 2,348,088 km (0.078 R)
• M6: 2,759,183 km (0.078 R)
• M7: 3,536,793 km (0.051 R)
• M8: 5,397,342 km (0.067 R)
• M9: 7,568,904 km (0.114 R)
• M10: 8,388,401 km (0.098 R)
• M11: 9,356,898 km (0.053 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.4

Radius: 10.7

Gravity: 8.7 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.65 AU - 3.83 AU

Year: 3826 Days

Day: 12.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,264,229 km

• M1: 133,142 km (0.117 R)
• M2: 502,798 km (0.086 R)
• M3: 1,006,644 km (0.102 R)
• M4: 1,576,163 km (0.096 R)
• M5: 1,942,678 km (0.043 R)
• M6: 2,694,706 km (0.099 R)
• M7: 3,363,110 km (0.103 R)
• M8: 5,271,380 km (0.062 R)
• M9: 7,256,694 km (0.057 R)
• M10: 7,813,347 km (0.069 R)
• M11: 8,360,726 km (0.078 R)
• M12: 9,532,676 km (0.075 R)
• M13: 9,988,799 km (0.078 R)
• M14: 10,372,668 km (0.065 R)
• M15: 10,855,270 km (0.056 R)
• M16: 14,501,718 km (0.088 R)
• M17: 15,049,995 km (0.065 R)
• M18: 18,571,528 km (0.061 R)
• M19: 22,680,683 km (0.108 R)
• M20: 24,713,269 km (0.068 R)
• M21: 25,813,711 km (0.09 R)
• M22: 26,701,126 km (0.096 R)
• M23: 28,621,962 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 546.4

Radius: 4.4

Gravity: 28.22 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 6.14 AU - 8.2 AU

Year: 12595 Days

Day: 17.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 70,264,229 km

• M1: 60,138 km (0.098 R)
• M2: 779,704 km (0.058 R)
• M3: 1,167,462 km (0.111 R)
• M4: 1,783,805 km (0.113 R)
• M5: 3,469,623 km (0.05 R)
• M6: 3,729,625 km (0.113 R)
• M7: 3,946,691 km (0.082 R)
• M8: 4,965,303 km (0.064 R)
• M9: 5,397,342 km (0.105 R)
• M10: 6,567,347 km (0.103 R)
• M11: 8,530,968 km (0.111 R)
• M12: 9,149,705 km (0.081 R)
• M13: 17,142,121 km (0.066 R)
• M14: 17,742,457 km (0.06 R)
• M15: 18,124,680 km (0.085 R)
• M16: 18,434,497 km (0.098 R)
• M17: 20,451,076 km (0.065 R)
• M18: 22,788,992 km (0.093 R)
• M19: 23,059,315 km (0.089 R)
• M20: 24,442,946 km (0.116 R)
• M21: 24,820,980 km (0.091 R)
• M22: 27,884,594 km (0.109 R)
• M23: 30,640,935 km (0.038 R)
• M24: 41,577,587 km (0.063 R)
• M25: 42,387,360 km (0.056 R)
• M26: 48,352,126 km (0.118 R)
• M27: 51,688,907 km (0.064 R)

Asteroid Belt

Center: 8.08 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 792.4

Radius: 7

Gravity: 16.17 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 8.25 AU - 9.73 AU

Year: 17683 Days

Day: 15.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 70,264,229 km

• M1: 89,310 km (0.036 R)
• M2: 320,439 km (0.074 R)
• M3: 711,039 km (0.115 R)
• M4: 1,028,635 km (0.097 R)
• M5: 1,549,684 km (0.085 R)
• M6: 2,051,585 km (0.052 R)
• M7: 3,001,083 km (0.105 R)
• M8: 4,024,931 km (0.102 R)
• M9: 4,280,893 km (0.087 R)
• M10: 5,041,747 km (0.113 R)
• M11: 7,101,411 km (0.074 R)
• M12: 7,381,309 km (0.093 R)
• M13: 8,946,701 km (0.046 R)
• M14: 10,540,217 km (0.099 R)
• M15: 11,277,884 km (0.056 R)
• M16: 11,595,181 km (0.061 R)
• M17: 15,103,999 km (0.111 R)
• M18: 15,334,679 km (0.059 R)
• M19: 17,517,462 km (0.084 R)
• M20: 18,815,672 km (0.116 R)
• M21: 21,215,521 km (0.115 R)
• M22: 27,861,855 km (0.084 R)
• M23: 28,676,416 km (0.115 R)
• M24: 29,867,514 km (0.11 R)
• M25: 33,118,126 km (0.101 R)
• M26: 37,433,127 km (0.102 R)
• M27: 39,433,400 km (0.072 R)
• M28: 42,260,501 km (0.112 R)
• M29: 46,831,763 km (0.036 R)
• M30: 56,201,526 km (0.045 R)
• M31: 59,200,365 km (0.099 R)
• M32: 60,933,307 km (0.064 R)
• M33: 62,501,691 km (0.03 R)
• M34: 66,128,841 km (0.094 R)
• M35: 69,045,102 km (0.049 R)
• M36: 72,919,089 km (0.058 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 485.2

Radius: 7.5

Gravity: 8.63 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 8.59 AU - 11.63 AU

Year: 21088 Days

Day: 18.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 70,264,229 km

• M1: 93,349 km (0.104 R)
• M2: 349,610 km (0.108 R)
• M3: 663,167 km (0.09 R)
• M4: 1,443,919 km (0.102 R)
• M5: 2,204,025 km (0.086 R)
• M6: 3,127,643 km (0.034 R)
• M7: 3,394,525 km (0.026 R)
• M8: 3,647,645 km (0.081 R)
• M9: 4,066,519 km (0.091 R)
• M10: 4,754,669 km (0.088 R)
• M11: 5,292,025 km (0.098 R)
• M12: 6,193,801 km (0.068 R)
• M13: 7,057,878 km (0.054 R)
• M14: 7,756,949 km (0.07 R)
• M15: 8,970,337 km (0.101 R)
• M16: 10,898,953 km (0.065 R)
• M17: 13,433,440 km (0.05 R)
• M18: 16,256,950 km (0.047 R)
• M19: 16,655,629 km (0.099 R)
• M20: 19,542,419 km (0.039 R)
• M21: 21,674,188 km (0.08 R)
• M22: 22,157,240 km (0.086 R)
• M23: 25,208,288 km (0.111 R)
• M24: 30,172,843 km (0.046 R)
• M25: 31,385,633 km (0.081 R)
• M26: 31,879,605 km (0.081 R)
• M27: 38,641,878 km (0.085 R)
• M28: 50,400,121 km (0.07 R)
• M29: 52,797,876 km (0.072 R)
• M30: 54,378,976 km (0.116 R)
• M31: 56,353,967 km (0.111 R)
• M32: 56,718,088 km (0.101 R)
• M33: 59,311,217 km (0.104 R)
• M34: 60,827,841 km (0.026 R)
• M35: 62,176,017 km (0.105 R)
• M36: 62,759,897 km (0.104 R)
• M37: 69,425,529 km (0.107 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 348 - 13,724 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit