🌌 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: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.1

Radius: 13

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.4 AU - 0.66 AU

Year: 266 Days

Day: 6.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 71,338,100 km

• M1: 161,715 km (0.094 R)
• M2: 571,763 km (0.11 R)
• M3: 1,069,475 km (0.073 R)
• M4: 1,548,488 km (0.08 R)
• M5: 1,971,850 km (0.027 R)
• M6: 2,562,612 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.5

Radius: 8.4

Gravity: 8.45 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.92 AU - 2.76 AU

Year: 2471 Days

Day: 14 Hours

Environment

Temp: -205 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 71,338,100 km

• M1: 106,514 km (0.085 R)
• M2: 445,502 km (0.096 R)
• M3: 802,593 km (0.096 R)
• M4: 1,234,182 km (0.087 R)
• M5: 1,976,786 km (0.079 R)
• M6: 2,330,884 km (0.047 R)
• M7: 2,973,258 km (0.119 R)
• M8: 3,510,912 km (0.031 R)
• M9: 3,822,076 km (0.1 R)
• M10: 4,479,110 km (0.089 R)
• M11: 5,965,365 km (0.095 R)
• M12: 6,463,675 km (0.1 R)
• M13: 7,103,804 km (0.092 R)
• M14: 8,316,894 km (0.057 R)
• M15: 9,347,773 km (0.059 R)
• M16: 9,627,221 km (0.111 R)
• M17: 10,424,428 km (0.082 R)
• M18: 10,992,601 km (0.054 R)
• M19: 11,264,869 km (0.096 R)
• M20: 12,609,305 km (0.064 R)
• M21: 13,876,250 km (0.091 R)
• M22: 16,458,309 km (0.115 R)
• M23: 18,023,103 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.6

Radius: 13.6

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.67 AU - 4.25 AU

Year: 4442 Days

Day: 9.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 71,338,100 km

• M1: 169,195 km (0.087 R)
• M2: 671,096 km (0.091 R)
• M3: 1,226,403 km (0.114 R)
• M4: 1,990,699 km (0.094 R)
• M5: 2,466,270 km (0.106 R)
• M6: 3,074,087 km (0.106 R)
• M7: 3,568,358 km (0.089 R)
• M8: 4,544,035 km (0.093 R)
• M9: 5,407,963 km (0.055 R)
• M10: 6,013,086 km (0.05 R)
• M11: 7,672,426 km (0.026 R)
• M12: 8,140,518 km (0.032 R)
• M13: 8,898,081 km (0.104 R)
• M14: 9,743,459 km (0.055 R)
• M15: 11,735,355 km (0.03 R)
• M16: 13,880,289 km (0.091 R)
• M17: 14,906,829 km (0.078 R)
• M18: 15,523,921 km (0.105 R)
• M19: 18,038,511 km (0.095 R)
• M20: 19,458,793 km (0.082 R)
• M21: 23,185,127 km (0.116 R)
• M22: 23,862,057 km (0.072 R)
• M23: 25,492,824 km (0.09 R)
• M24: 26,866,431 km (0.029 R)
• M25: 28,374,079 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.7

Radius: 8.1

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.67 AU - 4.29 AU

Year: 5481 Days

Day: 5.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 71,338,100 km

• M1: 102,624 km (0.11 R)
• M2: 360,531 km (0.098 R)
• M3: 899,682 km (0.068 R)
• M4: 1,415,196 km (0.111 R)
• M5: 1,859,502 km (0.084 R)
• M6: 2,804,960 km (0.119 R)
• M7: 7,934,970 km (0.11 R)
• M8: 12,434,575 km (0.082 R)
• M9: 12,821,734 km (0.081 R)
• M10: 13,216,972 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.6

Radius: 8.7

Gravity: 11.85 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.25 AU - 5.05 AU

Year: 5836 Days

Day: 13.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 140.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 71,338,100 km

• M1: 109,356 km (0.07 R)
• M2: 391,647 km (0.101 R)
• M3: 779,854 km (0.108 R)
• M4: 1,074,262 km (0.115 R)
• M5: 1,620,295 km (0.083 R)
• M6: 1,898,098 km (0.101 R)
• M7: 2,392,519 km (0.058 R)
• M8: 2,970,415 km (0.09 R)
• M9: 3,390,785 km (0.045 R)
• M10: 3,850,200 km (0.077 R)
• M11: 5,271,081 km (0.078 R)
• M12: 5,953,098 km (0.12 R)
• M13: 6,553,733 km (0.079 R)
• M14: 7,605,855 km (0.089 R)
• M15: 8,394,535 km (0.078 R)
• M16: 9,723,114 km (0.079 R)
• M17: 10,747,560 km (0.083 R)
• M18: 12,576,394 km (0.116 R)
• M19: 13,174,336 km (0.109 R)
• M20: 14,961,732 km (0.114 R)
• M21: 16,452,175 km (0.063 R)
• M22: 17,299,647 km (0.096 R)
• M23: 17,700,420 km (0.067 R)
• M24: 18,039,110 km (0.111 R)
• M25: 19,870,936 km (0.11 R)
• M26: 22,291,429 km (0.094 R)
• M27: 23,328,591 km (0.066 R)
• M28: 28,074,584 km (0.107 R)
• M29: 30,818,807 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 935.4

Radius: 5

Gravity: 37.42 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 5.53 AU - 6.23 AU

Year: 9842 Days

Day: 18.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 71,338,100 km

• M1: 62,233 km (0.044 R)
• M2: 222,452 km (0.096 R)
• M3: 797,805 km (0.119 R)
• M4: 996,621 km (0.107 R)
• M5: 1,384,079 km (0.09 R)
• M6: 2,073,576 km (0.105 R)
• M7: 2,277,029 km (0.119 R)
• M8: 3,131,981 km (0.114 R)
• M9: 3,325,710 km (0.101 R)
• M10: 4,269,822 km (0.097 R)
• M11: 4,787,581 km (0.104 R)
• M12: 5,012,576 km (0.107 R)
• M13: 5,983,915 km (0.058 R)
• M14: 7,157,361 km (0.092 R)
• M15: 7,494,405 km (0.087 R)
• M16: 8,245,984 km (0.087 R)
• M17: 10,053,276 km (0.064 R)
• M18: 11,642,454 km (0.046 R)
• M19: 17,477,220 km (0.115 R)
• M20: 18,951,507 km (0.032 R)
• M21: 20,590,801 km (0.115 R)
• M22: 22,322,246 km (0.116 R)
• M23: 30,548,484 km (0.117 R)
• M24: 42,334,402 km (0.105 R)
• M25: 42,744,899 km (0.036 R)
• M26: 43,020,009 km (0.056 R)
• M27: 44,553,986 km (0.059 R)
• M28: 50,593,252 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 960.2

Radius: 6.3

Gravity: 24.19 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 7.15 AU - 9.81 AU

Year: 17045 Days

Day: 21.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 71,338,100 km

• M1: 78,539 km (0.094 R)
• M2: 326,273 km (0.103 R)
• M3: 539,300 km (0.115 R)
• M4: 806,931 km (0.111 R)
• M5: 1,070,672 km (0.106 R)
• M6: 1,346,231 km (0.098 R)
• M7: 1,668,615 km (0.101 R)
• M8: 2,021,516 km (0.087 R)
• M9: 3,328,852 km (0.119 R)
• M10: 3,586,908 km (0.07 R)
• M11: 4,544,933 km (0.109 R)
• M12: 7,233,955 km (0.061 R)
• M13: 8,221,899 km (0.106 R)
• M14: 10,162,483 km (0.102 R)
• M15: 13,724,408 km (0.095 R)
• M16: 15,387,487 km (0.116 R)
• M17: 17,011,971 km (0.108 R)
• M18: 17,265,090 km (0.088 R)
• M19: 19,017,480 km (0.113 R)
• M20: 22,667,817 km (0.115 R)
• M21: 23,910,976 km (0.105 R)
• M22: 25,089,807 km (0.037 R)
• M23: 26,987,306 km (0.081 R)
• M24: 31,065,195 km (0.085 R)
• M25: 40,117,811 km (0.093 R)
• M26: 41,626,655 km (0.047 R)
• M27: 42,240,604 km (0.08 R)
• M28: 46,379,678 km (0.071 R)
• M29: 52,012,038 km (0.1 R)
• M30: 52,724,274 km (0.112 R)
• M31: 53,442,942 km (0.083 R)
• M32: 55,453,088 km (0.048 R)
• M33: 56,758,180 km (0.071 R)
• M34: 58,083,617 km (0.1 R)
• M35: 60,403,431 km (0.091 R)
• M36: 62,183,497 km (0.026 R)
• M37: 69,223,572 km (0.113 R)
• M38: 74,050,946 km (0.096 R)
• M39: 75,405,555 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 635.2

Radius: 3.6

Gravity: 49.01 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 8.56 AU - 9.58 AU

Year: 18855 Days

Day: 18.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 71,338,100 km

• M1: 45,179 km (0.081 R)
• M2: 180,714 km (0.033 R)
• M3: 353,500 km (0.1 R)
• M4: 667,954 km (0.119 R)
• M5: 1,093,261 km (0.117 R)
• M6: 1,356,553 km (0.093 R)
• M7: 1,747,752 km (0.116 R)
• M8: 2,008,501 km (0.108 R)
• M9: 2,189,365 km (0.114 R)
• M10: 2,469,562 km (0.117 R)
• M11: 4,676,280 km (0.114 R)
• M12: 5,595,260 km (0.089 R)
• M13: 7,352,586 km (0.065 R)
• M14: 8,903,018 km (0.102 R)
• M15: 9,896,647 km (0.056 R)
• M16: 13,247,789 km (0.105 R)
• M17: 17,200,913 km (0.042 R)
• M18: 18,385,728 km (0.094 R)
• M19: 22,362,937 km (0.049 R)
• M20: 23,161,042 km (0.104 R)
• M21: 23,567,200 km (0.034 R)
• M22: 26,433,794 km (0.112 R)
• M23: 26,988,802 km (0.078 R)
• M24: 27,438,493 km (0.119 R)
• M25: 29,405,556 km (0.109 R)
• M26: 32,974,512 km (0.097 R)
• M27: 33,102,418 km (0.115 R)
• M28: 34,531,976 km (0.09 R)
• M29: 34,796,166 km (0.113 R)
• M30: 45,867,605 km (0.108 R)
• M31: 46,991,683 km (0.045 R)
• M32: 48,463,726 km (0.089 R)
• M33: 51,499,665 km (0.118 R)
• M34: 54,124,360 km (0.101 R)
• M35: 60,209,852 km (0.096 R)
• M36: 69,011,143 km (0.098 R)
• M37: 70,911,186 km (0.089 R)
• M38: 71,124,363 km (0.082 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 20,140 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit