🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.3

Radius: 11.6

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.62 AU - 0.82 AU

Year: 414 Days

Day: 6 Hours

Environment

Temp: -168 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 50,223,744 km

• M1: 144,212 km (0.102 R)
• M2: 657,333 km (0.044 R)
• M3: 1,080,545 km (0.102 R)
• M4: 1,442,572 km (0.106 R)
• M5: 2,012,690 km (0.094 R)
• M6: 2,631,127 km (0.116 R)
• M7: 3,039,230 km (0.053 R)
• M8: 3,907,347 km (0.117 R)
• M9: 4,903,669 km (0.085 R)
• M10: 5,318,503 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.3

Radius: 11.2

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.86 AU - 1.16 AU

Year: 688 Days

Day: 14.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 50,223,744 km

• M1: 139,276 km (0.055 R)
• M2: 760,705 km (0.061 R)
• M3: 1,140,983 km (0.113 R)
• M4: 1,837,211 km (0.116 R)
• M5: 2,294,682 km (0.086 R)
• M6: 2,856,721 km (0.107 R)
• M7: 4,181,111 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.6

Radius: 10.5

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 4.1 AU - 6.68 AU

Year: 8487 Days

Day: 7.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 50,223,744 km

• M1: 130,599 km (0.077 R)
• M2: 528,380 km (0.055 R)
• M3: 912,098 km (0.065 R)
• M4: 1,251,835 km (0.074 R)
• M5: 3,021,129 km (0.053 R)
• M6: 3,928,141 km (0.11 R)
• M7: 4,416,877 km (0.05 R)
• M8: 4,885,118 km (0.114 R)
• M9: 6,273,985 km (0.11 R)
• M10: 6,602,951 km (0.109 R)
• M11: 7,020,778 km (0.06 R)
• M12: 7,742,737 km (0.113 R)
• M13: 8,121,818 km (0.056 R)
• M14: 9,861,492 km (0.062 R)
• M15: 10,408,421 km (0.071 R)
• M16: 11,028,056 km (0.102 R)
• M17: 13,094,302 km (0.114 R)
• M18: 17,185,803 km (0.111 R)
• M19: 18,272,632 km (0.084 R)
• M20: 21,394,141 km (0.078 R)
• M21: 30,824,342 km (0.076 R)
• M22: 32,209,618 km (0.087 R)
• M23: 33,192,776 km (0.093 R)
• M24: 33,524,883 km (0.1 R)
• M25: 34,195,680 km (0.117 R)
• M26: 39,268,095 km (0.104 R)
• M27: 41,276,895 km (0.101 R)
• M28: 44,551,443 km (0.106 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 726.2

Radius: 4.8

Gravity: 31.52 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 5.61 AU - 8.43 AU

Year: 12615 Days

Day: 18.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,223,744 km

• M1: 59,839 km (0.106 R)
• M2: 450,738 km (0.058 R)
• M3: 618,288 km (0.076 R)
• M4: 1,435,541 km (0.115 R)
• M5: 2,016,430 km (0.113 R)
• M6: 5,500,265 km (0.106 R)
• M7: 6,015,779 km (0.067 R)
• M8: 9,135,792 km (0.103 R)
• M9: 11,530,405 km (0.115 R)
• M10: 12,998,260 km (0.032 R)
• M11: 15,284,714 km (0.088 R)
• M12: 15,642,103 km (0.12 R)
• M13: 20,289,810 km (0.119 R)
• M14: 24,011,805 km (0.098 R)
• M15: 27,845,549 km (0.088 R)
• M16: 32,535,742 km (0.098 R)
• M17: 39,304,447 km (0.088 R)
• M18: 52,246,009 km (0.066 R)
• M19: 52,893,618 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 657.5

Radius: 6.3

Gravity: 16.57 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 9.86 AU - 10.08 AU

Year: 21352 Days

Day: 21.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 50,223,744 km

• M1: 78,539 km (0.083 R)
• M2: 364,420 km (0.108 R)
• M3: 598,840 km (0.066 R)
• M4: 824,583 km (0.088 R)
• M5: 1,872,517 km (0.086 R)
• M6: 2,257,133 km (0.097 R)
• M7: 2,842,210 km (0.075 R)
• M8: 3,793,802 km (0.063 R)
• M9: 7,751,862 km (0.114 R)
• M10: 8,210,081 km (0.04 R)
• M11: 8,740,256 km (0.11 R)
• M12: 10,901,646 km (0.089 R)
• M13: 13,180,620 km (0.093 R)
• M14: 15,439,248 km (0.076 R)
• M15: 16,576,790 km (0.074 R)
• M16: 16,827,516 km (0.079 R)
• M17: 19,292,141 km (0.103 R)
• M18: 24,166,339 km (0.085 R)
• M19: 24,597,181 km (0.12 R)
• M20: 25,808,176 km (0.078 R)
• M21: 26,599,249 km (0.083 R)
• M22: 27,174,154 km (0.105 R)
• M23: 28,348,647 km (0.1 R)
• M24: 31,688,270 km (0.083 R)
• M25: 33,652,490 km (0.096 R)
• M26: 35,419,091 km (0.094 R)
• M27: 40,784,419 km (0.114 R)
• M28: 42,011,570 km (0.047 R)
• M29: 52,010,841 km (0.083 R)
• M30: 52,369,128 km (0.103 R)
• M31: 56,606,937 km (0.095 R)
• M32: 59,882,232 km (0.102 R)
• M33: 60,868,980 km (0.09 R)
• M34: 61,666,187 km (0.086 R)
• M35: 64,717,984 km (0.051 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 878.7

Radius: 3.6

Gravity: 67.8 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 8.26 AU - 12 AU

Year: 21868 Days

Day: 17.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 50,223,744 km

• M1: 45,179 km (0.084 R)
• M2: 323,281 km (0.114 R)
• M3: 845,378 km (0.099 R)
• M4: 1,415,046 km (0.069 R)
• M5: 1,568,534 km (0.09 R)
• M6: 2,342,403 km (0.106 R)
• M7: 2,532,991 km (0.107 R)
• M8: 2,682,739 km (0.105 R)
• M9: 2,812,141 km (0.078 R)
• M10: 3,401,257 km (0.089 R)
• M11: 4,706,648 km (0.043 R)
• M12: 4,856,994 km (0.094 R)
• M13: 5,246,996 km (0.037 R)
• M14: 6,358,358 km (0.081 R)
• M15: 6,920,697 km (0.094 R)
• M16: 7,464,635 km (0.067 R)
• M17: 8,305,823 km (0.114 R)
• M18: 8,919,474 km (0.042 R)
• M19: 10,553,232 km (0.096 R)
• M20: 14,875,863 km (0.115 R)
• M21: 18,518,272 km (0.044 R)
• M22: 20,048,957 km (0.081 R)
• M23: 22,712,996 km (0.077 R)
• M24: 23,359,558 km (0.025 R)
• M25: 24,240,689 km (0.103 R)
• M26: 24,915,825 km (0.111 R)
• M27: 28,980,399 km (0.095 R)
• M28: 31,433,505 km (0.098 R)
• M29: 33,465,193 km (0.034 R)
• M30: 39,461,974 km (0.067 R)
• M31: 39,616,508 km (0.115 R)
• M32: 41,503,087 km (0.111 R)
• M33: 45,454,116 km (0.115 R)
• M34: 59,809,677 km (0.075 R)
• M35: 60,628,427 km (0.089 R)
• M36: 63,129,254 km (0.111 R)
• M37: 63,340,786 km (0.093 R)
• M38: 65,265,213 km (0.078 R)
• M39: 83,602,022 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 156.3

Radius: 5.9

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 10.1 AU - 10.52 AU

Year: 22453 Days

Day: 16.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,223,744 km

• M1: 73,453 km (0.083 R)
• M2: 365,916 km (0.066 R)
• M3: 724,203 km (0.11 R)
• M4: 1,127,818 km (0.119 R)
• M5: 2,223,623 km (0.116 R)
• M6: 3,282,925 km (0.045 R)
• M7: 5,018,709 km (0.114 R)
• M8: 7,539,583 km (0.097 R)
• M9: 9,757,372 km (0.057 R)
• M10: 16,476,709 km (0.086 R)
• M11: 20,395,575 km (0.105 R)
• M12: 22,879,648 km (0.072 R)
• M13: 30,331,716 km (0.101 R)
• M14: 30,980,821 km (0.025 R)
• M15: 31,418,694 km (0.061 R)
• M16: 43,753,488 km (0.039 R)
• M17: 46,127,905 km (0.084 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: 340 - 19,835 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit