🌌 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: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.1

Radius: 13.7

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.21 AU - 1.27 AU

Year: 921 Days

Day: 8.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,285,595 km

• M1: 170,392 km (0.057 R)
• M2: 649,255 km (0.053 R)
• M3: 1,241,363 km (0.087 R)
• M4: 1,813,575 km (0.12 R)
• M5: 2,241,275 km (0.028 R)
• M6: 3,197,505 km (0.099 R)
• M7: 3,709,728 km (0.111 R)
• M8: 4,739,560 km (0.101 R)
• M9: 5,350,817 km (0.11 R)
• M10: 5,889,818 km (0.091 R)
• M11: 7,458,351 km (0.035 R)
• M12: 7,979,251 km (0.025 R)
• M13: 8,874,445 km (0.079 R)
• M14: 9,318,302 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.4

Radius: 12.7

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.19 AU - 1.31 AU

Year: 932 Days

Day: 12.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 68,285,595 km

• M1: 157,975 km (0.081 R)
• M2: 578,046 km (0.106 R)
• M3: 1,112,260 km (0.071 R)
• M4: 1,637,797 km (0.043 R)
• M5: 2,084,347 km (0.118 R)
• M6: 2,547,353 km (0.095 R)
• M7: 3,066,756 km (0.096 R)
• M8: 3,811,903 km (0.042 R)
• M9: 4,258,902 km (0.086 R)
• M10: 5,187,905 km (0.103 R)
• M11: 7,356,326 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216

Radius: 11.2

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.35 AU - 1.75 AU

Year: 1287 Days

Day: 11.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 68,285,595 km

• M1: 140,622 km (0.076 R)
• M2: 670,498 km (0.103 R)
• M3: 1,032,225 km (0.118 R)
• M4: 1,499,719 km (0.06 R)
• M5: 1,995,187 km (0.08 R)
• M6: 2,554,683 km (0.092 R)
• M7: 3,359,519 km (0.107 R)
• M8: 4,951,091 km (0.066 R)
• M9: 6,341,603 km (0.105 R)
• M10: 6,780,075 km (0.067 R)
• M11: 7,238,592 km (0.115 R)
• M12: 7,717,754 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.7

Radius: 15

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.72 AU - 1.92 AU

Year: 1637 Days

Day: 14.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 68,285,595 km

• M1: 188,493 km (0.11 R)
• M2: 2,371,126 km (0.1 R)
• M3: 3,336,481 km (0.089 R)
• M4: 4,741,056 km (0.072 R)
• M5: 5,407,065 km (0.039 R)
• M6: 6,631,823 km (0.069 R)
• M7: 7,626,350 km (0.056 R)
• M8: 8,924,859 km (0.087 R)
• M9: 9,944,070 km (0.071 R)
• M10: 10,432,357 km (0.066 R)
• M11: 11,741,787 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.8

Radius: 11.3

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.7 AU - 2.02 AU

Year: 1692 Days

Day: 7.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,285,595 km

• M1: 212,279 km (0.098 R)
• M2: 617,241 km (0.111 R)
• M3: 1,740,122 km (0.111 R)
• M4: 2,142,541 km (0.075 R)
• M5: 2,644,741 km (0.074 R)
• M6: 2,999,587 km (0.047 R)
• M7: 3,838,981 km (0.115 R)
• M8: 4,314,253 km (0.069 R)
• M9: 5,826,987 km (0.076 R)
• M10: 6,295,078 km (0.06 R)
• M11: 7,206,129 km (0.055 R)
• M12: 7,851,943 km (0.104 R)
• M13: 10,404,532 km (0.107 R)
• M14: 11,095,076 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.4

Radius: 14.2

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.94 AU - 4.2 AU

Year: 5475 Days

Day: 6.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 68,285,595 km

• M1: 178,769 km (0.11 R)
• M2: 738,864 km (0.111 R)
• M3: 1,190,649 km (0.096 R)
• M4: 1,928,915 km (0.065 R)
• M5: 3,694,619 km (0.044 R)
• M6: 6,980,835 km (0.073 R)
• M7: 7,956,512 km (0.09 R)
• M8: 10,007,649 km (0.052 R)
• M9: 12,390,892 km (0.034 R)
• M10: 22,144,374 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.3

Radius: 10.2

Gravity: 6.8 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.94 AU - 4.34 AU

Year: 5617 Days

Day: 8 Hours

Environment

Temp: -219 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,285,595 km

• M1: 135,536 km (0.096 R)
• M2: 462,557 km (0.063 R)
• M3: 848,070 km (0.112 R)
• M4: 1,929,663 km (0.113 R)
• M5: 4,562,585 km (0.109 R)
• M6: 5,358,147 km (0.097 R)
• M7: 8,264,385 km (0.085 R)
• M8: 8,739,956 km (0.12 R)
• M9: 16,387,848 km (0.112 R)
• M10: 18,176,590 km (0.051 R)
• M11: 20,447,486 km (0.094 R)
• M12: 25,214,272 km (0.113 R)
• M13: 30,486,400 km (0.115 R)
• M14: 32,884,604 km (0.053 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.5

Radius: 8.7

Gravity: 7.29 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 4.56 AU - 4.82 AU

Year: 6773 Days

Day: 6.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,285,595 km

• M1: 111,151 km (0.085 R)
• M2: 439,519 km (0.099 R)
• M3: 746,194 km (0.083 R)
• M4: 1,872,965 km (0.108 R)
• M5: 2,419,446 km (0.086 R)
• M6: 3,232,212 km (0.082 R)
• M7: 3,622,363 km (0.06 R)
• M8: 4,393,540 km (0.037 R)
• M9: 4,709,491 km (0.104 R)
• M10: 5,688,459 km (0.117 R)
• M11: 6,693,906 km (0.026 R)
• M12: 7,699,952 km (0.106 R)
• M13: 8,558,644 km (0.116 R)
• M14: 9,523,101 km (0.082 R)
• M15: 10,054,174 km (0.03 R)
• M16: 10,558,319 km (0.105 R)
• M17: 12,018,992 km (0.056 R)
• M18: 12,744,841 km (0.11 R)
• M19: 14,921,191 km (0.082 R)
• M20: 17,010,923 km (0.117 R)
• M21: 21,913,994 km (0.079 R)
• M22: 24,768,620 km (0.105 R)
• M23: 25,603,526 km (0.086 R)
• M24: 29,316,096 km (0.097 R)
• M25: 31,591,031 km (0.079 R)
• M26: 33,777,554 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 805.3

Radius: 5.5

Gravity: 26.62 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 5.59 AU - 8.99 AU

Year: 13126 Days

Day: 16 Hours

Environment

Temp: -222 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 68,285,595 km

• M1: 68,815 km (0.089 R)
• M2: 410,048 km (0.106 R)
• M3: 1,300,903 km (0.036 R)
• M4: 1,908,270 km (0.067 R)
• M5: 3,288,610 km (0.111 R)
• M6: 3,606,805 km (0.059 R)
• M7: 3,858,727 km (0.115 R)
• M8: 4,243,493 km (0.107 R)
• M9: 5,774,627 km (0.106 R)
• M10: 6,684,482 km (0.114 R)
• M11: 8,391,094 km (0.086 R)
• M12: 12,258,498 km (0.079 R)
• M13: 12,764,588 km (0.113 R)
• M14: 14,022,257 km (0.064 R)
• M15: 14,575,769 km (0.09 R)
• M16: 14,857,911 km (0.119 R)
• M17: 18,206,510 km (0.12 R)
• M18: 19,284,512 km (0.111 R)
• M19: 20,404,551 km (0.114 R)
• M20: 21,476,121 km (0.068 R)
• M21: 44,524,665 km (0.049 R)
• M22: 54,674,880 km (0.076 R)
• M23: 56,909,274 km (0.08 R)
• M24: 59,382,875 km (0.106 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 934.9

Radius: 6.3

Gravity: 23.56 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 6.49 AU - 9.13 AU

Year: 14555 Days

Day: 24.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 68,285,595 km

• M1: 78,688 km (0.059 R)
• M2: 342,280 km (0.095 R)
• M3: 591,959 km (0.089 R)
• M4: 814,560 km (0.116 R)
• M5: 1,144,125 km (0.115 R)
• M6: 1,362,089 km (0.104 R)
• M7: 1,674,000 km (0.057 R)
• M8: 1,938,489 km (0.038 R)
• M9: 2,977,746 km (0.047 R)
• M10: 3,207,827 km (0.06 R)
• M11: 3,477,552 km (0.077 R)
• M12: 3,970,776 km (0.032 R)
• M13: 4,710,837 km (0.067 R)
• M14: 4,918,180 km (0.068 R)
• M15: 7,434,565 km (0.104 R)
• M16: 8,401,267 km (0.105 R)
• M17: 8,810,567 km (0.1 R)
• M18: 11,303,017 km (0.069 R)
• M19: 15,484,128 km (0.114 R)
• M20: 16,971,430 km (0.08 R)
• M21: 20,409,338 km (0.111 R)
• M22: 20,962,252 km (0.119 R)
• M23: 21,810,023 km (0.089 R)
• M24: 22,290,831 km (0.109 R)
• M25: 23,074,724 km (0.081 R)
• M26: 23,473,402 km (0.05 R)
• M27: 28,968,580 km (0.095 R)
• M28: 35,000,516 km (0.103 R)
• M29: 41,524,180 km (0.078 R)
• M30: 44,070,186 km (0.117 R)
• M31: 46,243,544 km (0.114 R)
• M32: 47,356,552 km (0.082 R)
• M33: 47,677,739 km (0.111 R)
• M34: 48,650,275 km (0.063 R)
• M35: 59,672,646 km (0.065 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: 286 - 18,895 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit