🌌 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: 823.9

Radius: 8.7

Gravity: 10.89 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.68 AU - 0.98 AU

Year: 513 Days

Day: 15 Hours

Environment

Temp: -169 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,097,292 km

• M1: 108,309 km (0.067 R)
• M2: 390,301 km (0.06 R)
• M3: 800,349 km (0.062 R)
• M4: 1,175,091 km (0.073 R)
• M5: 1,446,013 km (0.077 R)
• M6: 1,743,563 km (0.104 R)
• M7: 2,118,306 km (0.105 R)
• M8: 2,748,412 km (0.087 R)
• M9: 3,031,152 km (0.1 R)
• M10: 3,472,615 km (0.104 R)
• M11: 3,790,212 km (0.107 R)
• M12: 4,303,332 km (0.078 R)
• M13: 5,058,652 km (0.076 R)
• M14: 5,955,192 km (0.099 R)
• M15: 6,314,975 km (0.102 R)
• M16: 6,790,247 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.8

Radius: 8.1

Gravity: 8.65 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.91 AU - 1.51 AU

Year: 903 Days

Day: 13.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,097,292 km

• M1: 100,829 km (0.11 R)
• M2: 362,476 km (0.114 R)
• M3: 1,200,673 km (0.114 R)
• M4: 1,465,162 km (0.12 R)
• M5: 2,045,900 km (0.041 R)
• M6: 2,493,946 km (0.062 R)
• M7: 2,747,664 km (0.075 R)
• M8: 3,108,793 km (0.094 R)
• M9: 3,673,077 km (0.095 R)
• M10: 4,018,648 km (0.117 R)
• M11: 4,320,237 km (0.053 R)
• M12: 5,059,250 km (0.039 R)
• M13: 5,449,551 km (0.055 R)
• M14: 5,839,852 km (0.09 R)
• M15: 6,103,444 km (0.097 R)
• M16: 6,830,788 km (0.081 R)
• M17: 7,146,589 km (0.099 R)
• M18: 7,978,802 km (0.115 R)
• M19: 8,354,742 km (0.056 R)
• M20: 8,874,295 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.4

Radius: 9.9

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.75 AU - 1.75 AU

Year: 1570 Days

Day: 13.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,097,292 km

• M1: 123,119 km (0.118 R)
• M2: 648,956 km (0.068 R)
• M3: 1,071,420 km (0.094 R)
• M4: 1,411,606 km (0.102 R)
• M5: 1,892,712 km (0.075 R)
• M6: 2,897,561 km (0.06 R)
• M7: 3,495,205 km (0.06 R)
• M8: 3,987,681 km (0.091 R)
• M9: 4,580,238 km (0.1 R)
• M10: 5,290,977 km (0.109 R)
• M11: 6,007,102 km (0.067 R)
• M12: 6,691,513 km (0.115 R)
• M13: 7,003,873 km (0.111 R)
• M14: 9,531,778 km (0.083 R)
• M15: 10,145,728 km (0.081 R)
• M16: 10,526,753 km (0.08 R)
• M17: 11,351,187 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.1

Radius: 12.5

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.24 AU - 5.16 AU

Year: 5838 Days

Day: 8.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 51,097,292 km

• M1: 155,432 km (0.11 R)
• M2: 870,360 km (0.09 R)
• M3: 1,740,721 km (0.112 R)
• M4: 2,144,934 km (0.091 R)
• M5: 2,910,127 km (0.068 R)
• M6: 3,597,679 km (0.096 R)
• M7: 4,573,656 km (0.094 R)
• M8: 5,327,180 km (0.089 R)
• M9: 5,749,645 km (0.062 R)
• M10: 6,259,773 km (0.105 R)
• M11: 6,696,449 km (0.117 R)
• M12: 7,668,985 km (0.118 R)
• M13: 8,328,113 km (0.101 R)
• M14: 10,119,548 km (0.089 R)
• M15: 12,890,699 km (0.07 R)
• M16: 14,742,122 km (0.05 R)
• M17: 15,457,350 km (0.034 R)
• M18: 16,008,917 km (0.091 R)
• M19: 20,245,080 km (0.09 R)
• M20: 22,425,319 km (0.096 R)
• M21: 23,451,860 km (0.103 R)
• M22: 26,632,161 km (0.115 R)
• M23: 27,514,639 km (0.1 R)
• M24: 34,557,707 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354

Radius: 9.7

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 4.64 AU - 5.42 AU

Year: 7651 Days

Day: 13.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 51,097,292 km

• M1: 120,576 km (0.12 R)
• M2: 448,195 km (0.098 R)
• M3: 780,153 km (0.074 R)
• M4: 1,705,266 km (0.07 R)
• M5: 2,346,293 km (0.104 R)
• M6: 2,723,130 km (0.11 R)
• M7: 3,915,425 km (0.104 R)
• M8: 4,920,424 km (0.119 R)
• M9: 5,338,699 km (0.085 R)
• M10: 6,343,249 km (0.067 R)
• M11: 6,704,677 km (0.1 R)
• M12: 7,219,743 km (0.098 R)
• M13: 8,445,847 km (0.105 R)
• M14: 9,463,412 km (0.114 R)
• M15: 10,245,210 km (0.087 R)
• M16: 11,401,751 km (0.11 R)
• M17: 11,937,312 km (0.109 R)
• M18: 12,387,751 km (0.079 R)
• M19: 14,137,747 km (0.096 R)
• M20: 15,333,782 km (0.107 R)
• M21: 15,806,661 km (0.041 R)
• M22: 21,596,996 km (0.063 R)
• M23: 22,116,549 km (0.083 R)
• M24: 24,278,538 km (0.048 R)
• M25: 25,740,707 km (0.072 R)
• M26: 26,832,472 km (0.103 R)
• M27: 31,038,267 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 927.1

Radius: 11.4

Gravity: 7.13 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 4.9 AU - 5.56 AU

Year: 8112 Days

Day: 8 Hours

Environment

Temp: -221 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 51,097,292 km

• M1: 145,110 km (0.108 R)
• M2: 543,639 km (0.029 R)
• M3: 913,145 km (0.095 R)
• M4: 1,578,856 km (0.102 R)
• M5: 1,980,975 km (0.093 R)
• M6: 2,664,637 km (0.094 R)
• M7: 3,218,748 km (0.106 R)
• M8: 3,797,243 km (0.098 R)
• M9: 4,529,973 km (0.053 R)
• M10: 7,421,700 km (0.11 R)
• M11: 9,875,404 km (0.107 R)
• M12: 10,940,990 km (0.113 R)
• M13: 11,583,513 km (0.086 R)
• M14: 12,536,451 km (0.065 R)
• M15: 13,180,470 km (0.093 R)
• M16: 14,598,359 km (0.102 R)
• M17: 19,000,126 km (0.066 R)
• M18: 20,887,304 km (0.088 R)
• M19: 23,947,627 km (0.113 R)
• M20: 24,305,166 km (0.067 R)
• M21: 26,241,112 km (0.069 R)
• M22: 31,580,559 km (0.081 R)
• M23: 33,995,069 km (0.104 R)
• M24: 35,710,209 km (0.109 R)
• M25: 45,705,889 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 372.9

Radius: 8

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 7.01 AU - 8.69 AU

Year: 14917 Days

Day: 17.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 141.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 51,097,292 km

• M1: 104,120 km (0.099 R)
• M2: 377,585 km (0.058 R)
• M3: 728,093 km (0.086 R)
• M4: 1,037,910 km (0.097 R)
• M5: 1,305,092 km (0.071 R)
• M6: 1,693,448 km (0.073 R)
• M7: 2,361,851 km (0.106 R)
• M8: 2,964,581 km (0.077 R)
• M9: 3,512,408 km (0.051 R)
• M10: 3,986,783 km (0.091 R)
• M11: 4,903,369 km (0.109 R)
• M12: 6,398,002 km (0.076 R)
• M13: 6,785,161 km (0.107 R)
• M14: 7,648,939 km (0.118 R)
• M15: 7,952,623 km (0.112 R)
• M16: 8,400,519 km (0.063 R)
• M17: 8,770,774 km (0.094 R)
• M18: 10,787,802 km (0.102 R)
• M19: 11,281,026 km (0.109 R)
• M20: 14,761,121 km (0.067 R)
• M21: 15,232,654 km (0.056 R)
• M22: 20,020,085 km (0.077 R)
• M23: 21,186,798 km (0.075 R)
• M24: 23,563,609 km (0.048 R)
• M25: 24,580,875 km (0.099 R)
• M26: 26,210,295 km (0.106 R)
• M27: 27,706,872 km (0.112 R)
• M28: 31,308,142 km (0.08 R)
• M29: 32,086,499 km (0.07 R)
• M30: 33,913,837 km (0.101 R)
• M31: 42,592,758 km (0.109 R)
• M32: 45,078,177 km (0.1 R)
• M33: 46,499,955 km (0.096 R)
• M34: 47,222,064 km (0.115 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: 534 - 11,976 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit