🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.8

Radius: 12.3

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.42 AU - 0.66 AU

Year: 269 Days

Day: 9.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 80,302,775 km

• M1: 153,039 km (0.046 R)
• M2: 755,619 km (0.091 R)
• M3: 1,301,202 km (0.116 R)
• M4: 1,832,873 km (0.102 R)
• M5: 2,312,185 km (0.07 R)
• M6: 3,257,344 km (0.06 R)
• M7: 4,151,491 km (0.055 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.5

Radius: 8.4

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.26 AU - 1.3 AU

Year: 982 Days

Day: 5.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 80,302,775 km

• M1: 104,569 km (0.077 R)
• M2: 376,388 km (0.083 R)
• M3: 659,128 km (0.076 R)
• M4: 1,117,795 km (0.118 R)
• M5: 1,469,799 km (0.096 R)
• M6: 1,762,562 km (0.103 R)
• M7: 2,400,896 km (0.101 R)
• M8: 2,779,080 km (0.109 R)
• M9: 3,348,898 km (0.089 R)
• M10: 3,642,858 km (0.095 R)
• M11: 3,927,542 km (0.089 R)
• M12: 4,795,809 km (0.071 R)
• M13: 5,059,250 km (0.106 R)
• M14: 5,414,545 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.5

Radius: 8.9

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.39 AU - 2.15 AU

Year: 1597 Days

Day: 11.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,302,775 km

• M1: 110,702 km (0.046 R)
• M2: 719,566 km (0.101 R)
• M3: 1,319,154 km (0.119 R)
• M4: 2,076,269 km (0.038 R)
• M5: 2,480,781 km (0.103 R)
• M6: 3,499,693 km (0.077 R)
• M7: 4,378,580 km (0.081 R)
• M8: 5,535,570 km (0.097 R)
• M9: 6,412,662 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.1

Radius: 9.6

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.68 AU - 2.44 AU

Year: 2005 Days

Day: 11 Hours

Environment

Temp: -206 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,302,775 km

• M1: 119,529 km (0.118 R)
• M2: 495,468 km (0.119 R)
• M3: 974,780 km (0.036 R)
• M4: 1,487,003 km (0.071 R)
• M5: 2,355,867 km (0.031 R)
• M6: 2,917,308 km (0.093 R)
• M7: 3,317,931 km (0.03 R)
• M8: 3,650,786 km (0.116 R)
• M9: 5,345,880 km (0.116 R)
• M10: 6,266,356 km (0.113 R)
• M11: 6,777,532 km (0.115 R)
• M12: 7,344,208 km (0.107 R)
• M13: 7,854,636 km (0.101 R)
• M14: 8,510,473 km (0.056 R)
• M15: 9,299,602 km (0.092 R)
• M16: 9,695,438 km (0.103 R)
• M17: 12,508,177 km (0.083 R)
• M18: 14,513,686 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.6

Radius: 11.6

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.08 AU - 2.58 AU

Year: 2412 Days

Day: 8.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,302,775 km

• M1: 144,212 km (0.032 R)
• M2: 565,630 km (0.05 R)
• M3: 1,113,906 km (0.089 R)
• M4: 1,551,031 km (0.102 R)
• M5: 1,921,136 km (0.067 R)
• M6: 2,475,246 km (0.091 R)
• M7: 3,019,483 km (0.103 R)
• M8: 3,407,989 km (0.086 R)
• M9: 4,780,101 km (0.11 R)
• M10: 5,728,252 km (0.073 R)
• M11: 6,657,255 km (0.091 R)
• M12: 7,995,707 km (0.091 R)
• M13: 9,085,976 km (0.04 R)
• M14: 9,757,222 km (0.108 R)
• M15: 10,575,522 km (0.102 R)
• M16: 11,119,610 km (0.115 R)
• M17: 11,519,634 km (0.039 R)
• M18: 12,391,042 km (0.054 R)
• M19: 15,516,291 km (0.049 R)
• M20: 17,048,921 km (0.067 R)
• M21: 18,015,772 km (0.104 R)
• M22: 18,792,634 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236

Radius: 8.5

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 3.77 AU - 4.75 AU

Year: 5964 Days

Day: 15 Hours

Environment

Temp: -226 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 80,302,775 km

• M1: 106,065 km (0.035 R)
• M2: 397,930 km (0.062 R)
• M3: 1,248,843 km (0.057 R)
• M4: 1,727,257 km (0.117 R)
• M5: 2,138,502 km (0.107 R)
• M6: 2,582,209 km (0.087 R)
• M7: 3,050,600 km (0.111 R)
• M8: 3,594,538 km (0.112 R)
• M9: 4,380,525 km (0.11 R)
• M10: 5,148,860 km (0.111 R)
• M11: 5,485,604 km (0.088 R)
• M12: 7,891,886 km (0.028 R)
• M13: 11,181,244 km (0.115 R)
• M14: 11,925,194 km (0.039 R)
• M15: 17,441,915 km (0.088 R)
• M16: 19,293,488 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 782.7

Radius: 3.2

Gravity: 76.44 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 5.17 AU - 8.29 AU

Year: 11842 Days

Day: 18.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 80,302,775 km

• M1: 39,943 km (0.058 R)
• M2: 157,377 km (0.058 R)
• M3: 721,810 km (0.099 R)
• M4: 1,094,757 km (0.038 R)
• M5: 2,321,460 km (0.081 R)
• M6: 3,441,948 km (0.086 R)
• M7: 4,879,733 km (0.084 R)
• M8: 7,920,758 km (0.073 R)
• M9: 10,256,729 km (0.105 R)
• M10: 11,668,634 km (0.082 R)
• M11: 12,267,923 km (0.119 R)
• M12: 13,592,762 km (0.089 R)
• M13: 15,718,248 km (0.064 R)
• M14: 15,862,461 km (0.051 R)
• M15: 18,532,633 km (0.119 R)
• M16: 19,512,948 km (0.081 R)
• M17: 21,398,928 km (0.078 R)
• M18: 21,754,373 km (0.091 R)
• M19: 23,780,227 km (0.085 R)
• M20: 26,332,367 km (0.111 R)
• M21: 29,169,640 km (0.036 R)
• M22: 34,218,568 km (0.051 R)
• M23: 47,490,442 km (0.067 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 687.3

Radius: 5.6

Gravity: 21.92 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 5.88 AU - 8.92 AU

Year: 13653 Days

Day: 18.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 80,302,775 km

• M1: 72,405 km (0.095 R)
• M2: 302,337 km (0.085 R)
• M3: 806,183 km (0.052 R)
• M4: 980,315 km (0.084 R)
• M5: 1,167,462 km (0.09 R)
• M6: 1,478,775 km (0.059 R)
• M7: 1,662,332 km (0.076 R)
• M8: 2,367,685 km (0.097 R)
• M9: 2,731,059 km (0.104 R)
• M10: 3,435,964 km (0.059 R)
• M11: 5,232,784 km (0.092 R)
• M12: 6,311,983 km (0.094 R)
• M13: 7,576,683 km (0.097 R)
• M14: 12,557,993 km (0.026 R)
• M15: 12,811,113 km (0.095 R)
• M16: 13,197,225 km (0.1 R)
• M17: 13,458,872 km (0.116 R)
• M18: 13,790,829 km (0.056 R)
• M19: 14,679,441 km (0.093 R)
• M20: 15,460,641 km (0.051 R)
• M21: 16,120,218 km (0.096 R)
• M22: 16,344,166 km (0.115 R)
• M23: 17,890,709 km (0.115 R)
• M24: 20,651,388 km (0.053 R)
• M25: 26,271,929 km (0.069 R)
• M26: 28,170,476 km (0.116 R)
• M27: 28,604,459 km (0.104 R)
• M28: 32,356,523 km (0.092 R)
• M29: 36,040,670 km (0.06 R)
• M30: 37,720,505 km (0.072 R)
• M31: 42,359,385 km (0.053 R)
• M32: 43,215,534 km (0.096 R)
• M33: 43,937,942 km (0.119 R)
• M34: 44,229,059 km (0.108 R)
• M35: 45,704,094 km (0.104 R)
• M36: 50,325,920 km (0.113 R)
• M37: 52,095,813 km (0.062 R)
• M38: 58,528,521 km (0.067 R)
• M39: 58,704,598 km (0.052 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 524.9

Radius: 7.5

Gravity: 9.33 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 8.12 AU - 8.56 AU

Year: 16336 Days

Day: 24.3 Hours

Environment

Temp: -243 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 80,302,775 km

• M1: 93,349 km (0.087 R)
• M2: 342,130 km (0.031 R)
• M3: 624,272 km (0.12 R)
• M4: 861,684 km (0.098 R)
• M5: 1,302,249 km (0.117 R)
• M6: 1,766,452 km (0.093 R)
• M7: 2,217,340 km (0.11 R)
• M8: 2,502,024 km (0.078 R)
• M9: 4,039,741 km (0.104 R)
• M10: 6,400,246 km (0.119 R)
• M11: 7,641,160 km (0.064 R)
• M12: 8,439,115 km (0.11 R)
• M13: 9,447,704 km (0.055 R)
• M14: 10,704,326 km (0.038 R)
• M15: 12,254,908 km (0.079 R)
• M16: 14,017,620 km (0.047 R)
• M17: 16,167,341 km (0.1 R)
• M18: 16,469,678 km (0.078 R)
• M19: 21,198,467 km (0.028 R)
• M20: 21,743,452 km (0.098 R)
• M21: 22,204,662 km (0.084 R)
• M22: 25,110,601 km (0.077 R)
• M23: 29,031,711 km (0.068 R)
• M24: 29,366,511 km (0.06 R)
• M25: 38,328,620 km (0.08 R)
• M26: 40,371,678 km (0.08 R)
• M27: 41,349,450 km (0.109 R)
• M28: 43,062,345 km (0.099 R)
• M29: 43,497,825 km (0.06 R)
• M30: 46,324,477 km (0.065 R)
• M31: 48,171,412 km (0.04 R)
• M32: 48,955,305 km (0.106 R)
• M33: 49,588,553 km (0.056 R)
• M34: 51,520,908 km (0.06 R)
• M35: 52,340,555 km (0.05 R)
• M36: 57,970,521 km (0.066 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 811.5

Radius: 7.1

Gravity: 16.1 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 7.83 AU - 11.21 AU

Year: 19923 Days

Day: 17.5 Hours

Environment

Temp: -241 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 80,302,775 km

• M1: 88,412 km (0.062 R)
• M2: 571,913 km (0.032 R)
• M3: 799,750 km (0.12 R)
• M4: 4,021,041 km (0.101 R)
• M5: 4,594,899 km (0.027 R)
• M6: 6,645,586 km (0.038 R)
• M7: 8,739,508 km (0.113 R)
• M8: 10,235,935 km (0.077 R)
• M9: 12,649,098 km (0.086 R)
• M10: 13,653,498 km (0.047 R)
• M11: 15,497,442 km (0.058 R)
• M12: 17,763,401 km (0.113 R)
• M13: 21,914,442 km (0.078 R)
• M14: 24,539,436 km (0.094 R)
• M15: 25,983,804 km (0.102 R)
• M16: 29,285,878 km (0.102 R)
• M17: 31,808,846 km (0.064 R)
• M18: 38,008,032 km (0.088 R)
• M19: 40,697,802 km (0.106 R)
• M20: 44,154,410 km (0.104 R)
• M21: 46,955,780 km (0.069 R)
• M22: 51,466,006 km (0.111 R)
• M23: 57,019,079 km (0.036 R)
• M24: 59,742,059 km (0.101 R)
• M25: 62,550,310 km (0.105 R)
• M26: 64,401,435 km (0.105 R)
• M27: 68,428,759 km (0.106 R)
• M28: 75,354,691 km (0.111 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 12,851 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit