🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.74 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.3

Radius: 8.9

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.12 AU - 1.84 AU

Year: 1201 Days

Day: 8.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 65,157,325 km

• M1: 112,049 km (0.112 R)
• M2: 424,409 km (0.053 R)
• M3: 1,078,451 km (0.1 R)
• M4: 2,619,908 km (0.104 R)
• M5: 3,936,967 km (0.082 R)
• M6: 4,756,464 km (0.118 R)
• M7: 7,169,927 km (0.048 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.1

Radius: 12.1

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.4 AU - 2.12 AU

Year: 1557 Days

Day: 13.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,157,325 km

• M1: 151,991 km (0.118 R)
• M2: 532,568 km (0.112 R)
• M3: 981,362 km (0.104 R)
• M4: 1,795,174 km (0.03 R)
• M5: 2,267,754 km (0.053 R)
• M6: 3,222,637 km (0.096 R)
• M7: 4,263,091 km (0.088 R)
• M8: 4,911,298 km (0.034 R)
• M9: 6,574,677 km (0.079 R)
• M10: 6,998,936 km (0.072 R)
• M11: 8,942,662 km (0.112 R)
• M12: 10,401,839 km (0.054 R)
• M13: 10,979,437 km (0.109 R)
• M14: 11,904,101 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.3

Radius: 10

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.91 AU - 3.31 AU

Year: 3657 Days

Day: 6.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 65,157,325 km

• M1: 124,316 km (0.059 R)
• M2: 543,639 km (0.079 R)
• M3: 927,208 km (0.112 R)
• M4: 1,291,179 km (0.062 R)
• M5: 1,706,313 km (0.074 R)
• M6: 2,104,094 km (0.104 R)
• M7: 3,123,304 km (0.118 R)
• M8: 3,762,686 km (0.054 R)
• M9: 4,871,056 km (0.105 R)
• M10: 6,322,156 km (0.113 R)
• M11: 7,344,956 km (0.083 R)
• M12: 7,847,904 km (0.031 R)
• M13: 8,206,790 km (0.093 R)
• M14: 8,748,483 km (0.049 R)
• M15: 9,605,530 km (0.098 R)
• M16: 10,714,648 km (0.095 R)
• M17: 11,949,579 km (0.054 R)
• M18: 12,513,413 km (0.097 R)
• M19: 14,024,052 km (0.062 R)
• M20: 15,146,635 km (0.085 R)
• M21: 18,757,628 km (0.059 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 195.7

Radius: 3.3

Gravity: 17.97 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.67 AU - 6.95 AU

Year: 10570 Days

Day: 24.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 65,157,325 km

• M1: 40,990 km (0.103 R)
• M2: 198,965 km (0.093 R)
• M3: 375,341 km (0.084 R)
• M4: 499,058 km (0.101 R)
• M5: 721,511 km (0.107 R)
• M6: 1,315,564 km (0.06 R)
• M7: 2,166,476 km (0.094 R)
• M8: 2,552,588 km (0.103 R)
• M9: 2,790,150 km (0.039 R)
• M10: 3,351,740 km (0.095 R)
• M11: 3,636,724 km (0.042 R)
• M12: 4,535,957 km (0.058 R)
• M13: 4,939,422 km (0.042 R)
• M14: 5,694,742 km (0.113 R)
• M15: 6,692,261 km (0.089 R)
• M16: 7,838,330 km (0.058 R)
• M17: 8,779,450 km (0.041 R)
• M18: 10,510,896 km (0.067 R)
• M19: 10,929,620 km (0.1 R)
• M20: 11,701,396 km (0.116 R)
• M21: 12,560,387 km (0.045 R)
• M22: 14,977,290 km (0.062 R)
• M23: 15,927,984 km (0.085 R)
• M24: 17,752,031 km (0.101 R)
• M25: 18,212,344 km (0.081 R)
• M26: 19,294,236 km (0.079 R)
• M27: 21,585,178 km (0.095 R)
• M28: 22,412,753 km (0.079 R)
• M29: 25,022,039 km (0.038 R)
• M30: 26,187,706 km (0.097 R)
• M31: 31,882,448 km (0.056 R)
• M32: 32,366,846 km (0.081 R)
• M33: 32,659,908 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 600.9

Radius: 6.1

Gravity: 16.15 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 5.18 AU - 8.08 AU

Year: 11384 Days

Day: 18.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,157,325 km

• M1: 77,342 km (0.062 R)
• M2: 392,096 km (0.067 R)
• M3: 724,054 km (0.086 R)
• M4: 1,465,461 km (0.081 R)
• M5: 1,970,653 km (0.093 R)
• M6: 3,201,394 km (0.095 R)
• M7: 3,645,999 km (0.12 R)
• M8: 3,910,339 km (0.08 R)
• M9: 4,937,927 km (0.042 R)
• M10: 6,171,062 km (0.063 R)
• M11: 7,262,677 km (0.103 R)
• M12: 10,919,298 km (0.103 R)
• M13: 22,880,246 km (0.102 R)
• M14: 24,985,388 km (0.074 R)
• M15: 30,428,356 km (0.099 R)
• M16: 34,699,675 km (0.059 R)
• M17: 38,719,070 km (0.051 R)
• M18: 44,824,160 km (0.067 R)
• M19: 47,233,433 km (0.067 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 396.1

Radius: 4

Gravity: 24.76 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 6.34 AU - 7.04 AU

Year: 11539 Days

Day: 21.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 65,157,325 km

• M1: 51,162 km (0.09 R)
• M2: 280,945 km (0.07 R)
• M3: 444,605 km (0.087 R)
• M4: 1,002,755 km (0.095 R)
• M5: 1,382,584 km (0.083 R)
• M6: 1,598,304 km (0.118 R)
• M7: 2,879,310 km (0.082 R)
• M8: 3,942,801 km (0.094 R)
• M9: 4,405,208 km (0.105 R)
• M10: 5,087,076 km (0.095 R)
• M11: 6,008,898 km (0.108 R)
• M12: 6,921,295 km (0.083 R)
• M13: 7,310,998 km (0.101 R)
• M14: 7,673,922 km (0.106 R)
• M15: 9,433,941 km (0.078 R)
• M16: 10,711,956 km (0.099 R)
• M17: 13,485,799 km (0.076 R)
• M18: 14,092,718 km (0.104 R)
• M19: 17,545,137 km (0.117 R)
• M20: 17,976,578 km (0.114 R)
• M21: 20,005,574 km (0.073 R)
• M22: 21,932,993 km (0.095 R)
• M23: 23,457,245 km (0.096 R)
• M24: 26,809,285 km (0.117 R)
• M25: 27,477,538 km (0.094 R)
• M26: 28,059,025 km (0.061 R)
• M27: 28,254,699 km (0.117 R)
• M28: 32,576,283 km (0.1 R)
• M29: 32,792,452 km (0.035 R)
• M30: 33,887,358 km (0.095 R)
• M31: 35,006,500 km (0.074 R)
• M32: 36,150,026 km (0.109 R)
• M33: 36,848,050 km (0.094 R)
• M34: 37,673,531 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 391.6

Radius: 5.6

Gravity: 12.49 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 7.93 AU - 11.99 AU

Year: 20961 Days

Day: 20.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 65,157,325 km

• M1: 69,713 km (0.119 R)
• M2: 336,296 km (0.061 R)
• M3: 598,242 km (0.069 R)
• M4: 791,373 km (0.067 R)
• M5: 2,719,240 km (0.096 R)
• M6: 8,352,947 km (0.112 R)
• M7: 12,186,991 km (0.113 R)
• M8: 12,443,401 km (0.11 R)
• M9: 13,988,448 km (0.103 R)
• M10: 20,716,463 km (0.12 R)
• M11: 23,860,860 km (0.063 R)
• M12: 25,598,589 km (0.095 R)
• M13: 27,970,164 km (0.114 R)
• M14: 30,838,554 km (0.083 R)
• M15: 32,773,602 km (0.05 R)
• M16: 33,896,933 km (0.082 R)
• M17: 41,903,860 km (0.092 R)
• M18: 43,524,005 km (0.115 R)
• M19: 48,154,059 km (0.049 R)
• M20: 48,473,899 km (0.103 R)
• M21: 49,441,947 km (0.059 R)
• M22: 51,250,136 km (0.078 R)
• M23: 51,583,440 km (0.049 R)
• M24: 63,800,051 km (0.117 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 15,949 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit