🌌 Stone's Star System Generator

Asteroid Belt

Center: 4.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.8

Radius: 9.4

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 7.48 AU - 10.14 AU

Year: 9698 Days

Day: 14.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,105,861 km

• M1: 116,986 km (0.094 R)
• M2: 452,234 km (0.109 R)
• M3: 796,459 km (0.085 R)
• M4: 1,099,245 km (0.066 R)
• M5: 1,441,675 km (0.038 R)
• M6: 3,138,264 km (0.119 R)
• M7: 4,176,922 km (0.104 R)
• M8: 4,469,386 km (0.102 R)
• M9: 5,503,556 km (0.056 R)
• M10: 6,578,118 km (0.105 R)
• M11: 12,381,169 km (0.102 R)
• M12: 13,343,232 km (0.027 R)
• M13: 13,705,259 km (0.118 R)
• M14: 14,027,344 km (0.092 R)
• M15: 19,198,344 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.1

Radius: 8.9

Gravity: 9.72 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 9.06 AU - 11.74 AU

Year: 12438 Days

Day: 6.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 73,105,861 km

• M1: 110,852 km (0.109 R)
• M2: 492,925 km (0.116 R)
• M3: 1,294,171 km (0.057 R)
• M4: 3,419,508 km (0.067 R)
• M5: 4,846,373 km (0.106 R)
• M6: 5,180,574 km (0.101 R)
• M7: 5,784,052 km (0.062 R)
• M8: 6,354,918 km (0.096 R)
• M9: 7,388,938 km (0.085 R)
• M10: 8,920,820 km (0.106 R)
• M11: 9,526,991 km (0.116 R)
• M12: 9,893,206 km (0.079 R)
• M13: 11,866,851 km (0.046 R)
• M14: 13,624,476 km (0.075 R)
• M15: 14,428,415 km (0.114 R)
• M16: 14,981,628 km (0.12 R)
• M17: 15,693,116 km (0.053 R)
• M18: 16,057,087 km (0.056 R)
• M19: 17,569,971 km (0.053 R)
• M20: 19,093,176 km (0.082 R)
• M21: 20,876,981 km (0.079 R)
• M22: 26,376,648 km (0.103 R)
• M23: 30,123,626 km (0.114 R)
• M24: 35,318,860 km (0.064 R)
• M25: 37,735,913 km (0.095 R)
• M26: 40,125,590 km (0.086 R)
• M27: 43,180,977 km (0.064 R)
• M28: 46,837,448 km (0.072 R)
• M29: 48,202,678 km (0.043 R)
• M30: 49,282,775 km (0.086 R)
• M31: 56,614,716 km (0.091 R)

Planet 3 - Ice Giant

Semi-Major Axis: 12.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 851.8

Radius: 4.7

Gravity: 38.56 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 10.04 AU - 15.6 AU

Year: 17023 Days

Day: 24.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 73,105,861 km

• M1: 58,493 km (0.06 R)
• M2: 235,168 km (0.095 R)
• M3: 465,698 km (0.116 R)
• M4: 628,461 km (0.119 R)
• M5: 788,231 km (0.092 R)
• M6: 1,653,056 km (0.094 R)
• M7: 1,886,579 km (0.084 R)
• M8: 2,509,953 km (0.058 R)
• M9: 2,969,967 km (0.118 R)
• M10: 5,268,687 km (0.098 R)
• M11: 6,485,516 km (0.115 R)
• M12: 7,066,704 km (0.082 R)
• M13: 8,591,855 km (0.054 R)
• M14: 9,913,851 km (0.113 R)
• M15: 11,176,906 km (0.096 R)
• M16: 13,800,404 km (0.07 R)
• M17: 16,238,250 km (0.099 R)
• M18: 20,316,737 km (0.053 R)
• M19: 20,787,223 km (0.112 R)
• M20: 21,749,735 km (0.107 R)
• M21: 24,602,118 km (0.071 R)
• M22: 25,678,475 km (0.046 R)
• M23: 25,897,486 km (0.071 R)
• M24: 28,740,743 km (0.1 R)
• M25: 30,055,110 km (0.095 R)
• M26: 39,225,758 km (0.118 R)
• M27: 42,500,456 km (0.108 R)
• M28: 58,930,341 km (0.089 R)
• M29: 59,120,779 km (0.106 R)
• M30: 62,815,099 km (0.111 R)
• M31: 66,248,519 km (0.093 R)
• M32: 72,172,595 km (0.088 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 235.8

Radius: 4.7

Gravity: 10.67 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 10.24 AU - 16.16 AU

Year: 17785 Days

Day: 15.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 73,105,861 km

• M1: 58,493 km (0.114 R)
• M2: 221,405 km (0.092 R)
• M3: 1,554,322 km (0.12 R)
• M4: 1,718,281 km (0.112 R)
• M5: 1,943,576 km (0.103 R)
• M6: 2,935,409 km (0.114 R)
• M7: 5,172,197 km (0.088 R)
• M8: 5,996,331 km (0.049 R)
• M9: 6,252,293 km (0.042 R)
• M10: 6,630,626 km (0.069 R)
• M11: 6,825,403 km (0.072 R)
• M12: 8,297,895 km (0.104 R)
• M13: 8,754,767 km (0.076 R)
• M14: 13,522,600 km (0.116 R)
• M15: 15,341,561 km (0.06 R)
• M16: 16,736,411 km (0.045 R)
• M17: 20,589,305 km (0.1 R)
• M18: 25,371,500 km (0.075 R)
• M19: 36,809,304 km (0.077 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 478.2

Radius: 3.9

Gravity: 31.44 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 13.47 AU - 17.45 AU

Year: 22543 Days

Day: 24.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 73,105,861 km

• M1: 48,769 km (0.098 R)
• M2: 784,790 km (0.083 R)
• M3: 937,380 km (0.086 R)
• M4: 1,083,837 km (0.09 R)
• M5: 1,231,639 km (0.099 R)
• M6: 1,867,430 km (0.116 R)
• M7: 2,626,490 km (0.041 R)
• M8: 4,759,307 km (0.103 R)
• M9: 6,103,593 km (0.089 R)
• M10: 6,884,943 km (0.114 R)
• M11: 7,682,000 km (0.052 R)
• M12: 9,345,977 km (0.053 R)
• M13: 11,361,809 km (0.119 R)
• M14: 11,745,228 km (0.118 R)
• M15: 14,009,990 km (0.089 R)
• M16: 18,666,374 km (0.11 R)
• M17: 20,578,384 km (0.116 R)
• M18: 23,840,365 km (0.045 R)
• M19: 29,175,624 km (0.096 R)
• M20: 33,662,214 km (0.12 R)
• M21: 37,876,236 km (0.086 R)
• M22: 43,504,706 km (0.111 R)
• M23: 53,841,620 km (0.112 R)
• M24: 54,199,907 km (0.054 R)
• M25: 59,957,480 km (0.105 R)
• M26: 63,880,385 km (0.086 R)
• M27: 64,080,846 km (0.066 R)
• M28: 65,496,341 km (0.099 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 449 - 15,163 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit