🌌 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: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.9

Radius: 10

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.75 AU - 0.93 AU

Year: 522 Days

Day: 9.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 61,551,516 km

• M1: 124,465 km (0.091 R)
• M2: 452,683 km (0.118 R)
• M3: 930,798 km (0.078 R)
• M4: 1,338,751 km (0.085 R)
• M5: 1,831,676 km (0.059 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874.2

Radius: 13.2

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.24 AU - 2.58 AU

Year: 2538 Days

Day: 7.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,551,516 km

• M1: 164,408 km (0.1 R)
• M2: 822,788 km (0.11 R)
• M3: 1,343,987 km (0.085 R)
• M4: 1,986,061 km (0.101 R)
• M5: 2,641,599 km (0.093 R)
• M6: 3,419,807 km (0.09 R)
• M7: 4,074,298 km (0.065 R)
• M8: 5,236,075 km (0.096 R)
• M9: 5,921,084 km (0.034 R)
• M10: 6,809,545 km (0.089 R)
• M11: 7,225,428 km (0.108 R)
• M12: 7,913,279 km (0.109 R)
• M13: 8,340,081 km (0.065 R)
• M14: 8,956,425 km (0.059 R)
• M15: 9,420,328 km (0.103 R)
• M16: 11,111,232 km (0.098 R)
• M17: 12,071,651 km (0.116 R)
• M18: 13,177,628 km (0.103 R)
• M19: 14,350,026 km (0.105 R)
• M20: 15,387,637 km (0.12 R)
• M21: 16,955,871 km (0.083 R)
• M22: 19,327,147 km (0.06 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.1

Radius: 10.6

Gravity: 7.81 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.03 AU - 4.61 AU

Year: 6090 Days

Day: 6.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,551,516 km

• M1: 131,796 km (0.09 R)
• M2: 615,446 km (0.069 R)
• M3: 1,387,520 km (0.071 R)
• M4: 2,004,163 km (0.094 R)
• M5: 2,342,254 km (0.067 R)
• M6: 2,853,430 km (0.098 R)
• M7: 3,854,539 km (0.109 R)
• M8: 4,462,504 km (0.097 R)
• M9: 6,197,391 km (0.06 R)
• M10: 8,140,817 km (0.087 R)
• M11: 8,799,945 km (0.04 R)
• M12: 9,809,282 km (0.099 R)
• M13: 10,177,891 km (0.098 R)
• M14: 14,688,117 km (0.093 R)
• M15: 16,554,800 km (0.059 R)
• M16: 17,410,948 km (0.112 R)
• M17: 18,504,808 km (0.108 R)
• M18: 20,304,769 km (0.089 R)
• M19: 23,016,979 km (0.098 R)
• M20: 27,844,652 km (0.066 R)
• M21: 28,306,012 km (0.102 R)
• M22: 30,009,333 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.7

Radius: 8.9

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 4.25 AU - 4.81 AU

Year: 6539 Days

Day: 8.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,551,516 km

• M1: 112,647 km (0.06 R)
• M2: 423,362 km (0.065 R)
• M3: 784,342 km (0.076 R)
• M4: 1,536,370 km (0.119 R)
• M5: 1,871,320 km (0.083 R)
• M6: 2,311,885 km (0.049 R)
• M7: 2,627,387 km (0.119 R)
• M8: 3,496,551 km (0.084 R)
• M9: 4,523,092 km (0.119 R)
• M10: 6,094,617 km (0.051 R)
• M11: 6,942,837 km (0.113 R)
• M12: 8,481,302 km (0.11 R)
• M13: 10,801,265 km (0.099 R)
• M14: 12,625,312 km (0.069 R)
• M15: 14,494,687 km (0.099 R)
• M16: 14,797,922 km (0.102 R)
• M17: 15,839,123 km (0.074 R)
• M18: 17,835,357 km (0.107 R)
• M19: 18,714,694 km (0.077 R)
• M20: 19,316,675 km (0.084 R)
• M21: 19,745,722 km (0.066 R)
• M22: 21,265,188 km (0.077 R)
• M23: 21,591,311 km (0.093 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 187.2

Radius: 3.5

Gravity: 15.28 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 5.53 AU - 5.83 AU

Year: 9182 Days

Day: 16.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,551,516 km

• M1: 43,832 km (0.083 R)
• M2: 175,329 km (0.1 R)
• M3: 285,433 km (0.114 R)
• M4: 454,179 km (0.065 R)
• M5: 577,298 km (0.114 R)
• M6: 1,206,956 km (0.046 R)
• M7: 1,345,184 km (0.102 R)
• M8: 1,691,952 km (0.111 R)
• M9: 1,907,223 km (0.032 R)
• M10: 2,264,164 km (0.072 R)
• M11: 2,376,362 km (0.118 R)
• M12: 2,525,810 km (0.103 R)
• M13: 2,771,001 km (0.114 R)
• M14: 4,240,950 km (0.102 R)
• M15: 4,411,641 km (0.108 R)
• M16: 4,561,688 km (0.104 R)
• M17: 5,391,806 km (0.094 R)
• M18: 6,769,004 km (0.109 R)
• M19: 8,594,398 km (0.054 R)
• M20: 10,237,281 km (0.072 R)
• M21: 11,132,326 km (0.103 R)
• M22: 14,291,085 km (0.081 R)
• M23: 15,985,430 km (0.046 R)
• M24: 16,578,735 km (0.115 R)
• M25: 18,126,026 km (0.103 R)
• M26: 21,219,710 km (0.088 R)
• M27: 23,491,952 km (0.054 R)
• M28: 24,961,901 km (0.101 R)
• M29: 26,574,267 km (0.067 R)
• M30: 27,405,881 km (0.051 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 795.9

Radius: 4.6

Gravity: 37.61 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 7.49 AU - 8.29 AU

Year: 15032 Days

Day: 22.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 61,551,516 km

• M1: 61,186 km (0.114 R)
• M2: 353,949 km (0.106 R)
• M3: 510,428 km (0.095 R)
• M4: 799,750 km (0.075 R)
• M5: 970,591 km (0.059 R)
• M6: 1,538,764 km (0.081 R)
• M7: 1,895,106 km (0.092 R)
• M8: 2,723,280 km (0.098 R)
• M9: 3,296,389 km (0.096 R)
• M10: 6,916,508 km (0.113 R)
• M11: 7,782,380 km (0.06 R)
• M12: 9,133,997 km (0.099 R)
• M13: 9,346,725 km (0.066 R)
• M14: 9,672,101 km (0.039 R)
• M15: 10,345,291 km (0.119 R)
• M16: 12,228,130 km (0.103 R)
• M17: 15,575,382 km (0.067 R)
• M18: 19,137,607 km (0.102 R)
• M19: 22,621,143 km (0.064 R)
• M20: 22,815,470 km (0.057 R)
• M21: 25,233,870 km (0.031 R)
• M22: 26,397,292 km (0.084 R)
• M23: 29,173,679 km (0.089 R)
• M24: 41,495,906 km (0.069 R)
• M25: 47,899,742 km (0.062 R)
• M26: 52,346,090 km (0.074 R)
• M27: 52,856,518 km (0.079 R)
• M28: 53,542,275 km (0.095 R)
• M29: 55,458,474 km (0.074 R)
• M30: 56,701,483 km (0.045 R)
• M31: 58,509,074 km (0.116 R)
• M32: 58,875,140 km (0.082 R)
• M33: 59,427,156 km (0.095 R)
• M34: 61,292,043 km (0.051 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 315.3

Radius: 4.4

Gravity: 16.29 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 8.85 AU - 11.15 AU

Year: 21448 Days

Day: 17.3 Hours

Environment

Temp: -242 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 61,551,516 km

• M1: 54,753 km (0.077 R)
• M2: 301,889 km (0.048 R)
• M3: 554,111 km (0.049 R)
• M4: 691,890 km (0.119 R)
• M5: 863,030 km (0.06 R)
• M6: 1,123,181 km (0.078 R)
• M7: 1,333,665 km (0.1 R)
• M8: 1,904,530 km (0.101 R)
• M9: 2,829,345 km (0.073 R)
• M10: 3,297,735 km (0.073 R)
• M11: 4,513,966 km (0.056 R)
• M12: 4,808,973 km (0.097 R)
• M13: 5,186,857 km (0.118 R)
• M14: 6,941,192 km (0.09 R)
• M15: 7,834,440 km (0.054 R)
• M16: 9,738,223 km (0.102 R)
• M17: 10,119,698 km (0.055 R)
• M18: 10,342,150 km (0.102 R)
• M19: 10,796,778 km (0.027 R)
• M20: 12,813,806 km (0.096 R)
• M21: 15,358,765 km (0.108 R)
• M22: 16,175,719 km (0.086 R)
• M23: 17,099,635 km (0.091 R)
• M24: 17,257,012 km (0.101 R)
• M25: 19,136,410 km (0.066 R)
• M26: 22,817,565 km (0.099 R)
• M27: 23,586,947 km (0.116 R)
• M28: 27,157,100 km (0.108 R)
• M29: 28,239,590 km (0.055 R)
• M30: 29,576,247 km (0.098 R)
• M31: 35,985,917 km (0.098 R)
• M32: 39,856,314 km (0.088 R)
• M33: 45,185,438 km (0.086 R)
• M34: 45,335,635 km (0.113 R)
• M35: 49,679,807 km (0.053 R)
• M36: 59,364,025 km (0.102 R)
• M37: 59,906,019 km (0.094 R)
• M38: 60,633,663 km (0.089 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 12,005 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit