🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431.8

Radius: 13.9

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.41 AU - 0.61 AU

Year: 247 Days

Day: 9.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 75,820,674 km

• M1: 172,935 km (0.116 R)
• M2: 636,090 km (0.078 R)
• M3: 1,147,266 km (0.119 R)
• M4: 1,673,701 km (0.063 R)
• M5: 2,200,435 km (0.064 R)
• M6: 2,636,812 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.1

Radius: 14.2

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.53 AU - 0.89 AU

Year: 406 Days

Day: 8.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 75,820,674 km

• M1: 176,525 km (0.076 R)
• M2: 793,168 km (0.104 R)
• M3: 1,327,532 km (0.083 R)
• M4: 1,794,277 km (0.093 R)
• M5: 2,381,598 km (0.075 R)
• M6: 3,010,059 km (0.052 R)
• M7: 3,493,260 km (0.068 R)
• M8: 3,976,311 km (0.037 R)
• M9: 4,546,878 km (0.092 R)
• M10: 5,048,330 km (0.095 R)
• M11: 5,685,766 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.2

Radius: 14.9

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.51 AU - 1.81 AU

Year: 1451 Days

Day: 8.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 75,820,674 km

• M1: 185,501 km (0.113 R)
• M2: 673,340 km (0.089 R)
• M3: 1,175,091 km (0.105 R)
• M4: 2,291,540 km (0.115 R)
• M5: 2,795,835 km (0.077 R)
• M6: 4,019,844 km (0.073 R)
• M7: 4,606,567 km (0.04 R)
• M8: 5,718,379 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.2

Radius: 9.8

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.3 AU - 3.94 AU

Year: 4671 Days

Day: 12.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 77.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 75,820,674 km

• M1: 121,922 km (0.107 R)
• M2: 590,463 km (0.09 R)
• M3: 953,836 km (0.031 R)
• M4: 1,468,602 km (0.063 R)
• M5: 1,876,256 km (0.054 R)
• M6: 2,345,994 km (0.111 R)
• M7: 2,650,725 km (0.086 R)
• M8: 4,697,972 km (0.114 R)
• M9: 5,319,251 km (0.069 R)
• M10: 6,289,842 km (0.113 R)
• M11: 11,829,751 km (0.045 R)
• M12: 14,070,428 km (0.084 R)
• M13: 14,772,042 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701.4

Radius: 10.1

Gravity: 6.88 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3.35 AU - 4.63 AU

Year: 5406 Days

Day: 11 Hours

Environment

Temp: -222 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 75,820,674 km

• M1: 125,961 km (0.062 R)
• M2: 754,123 km (0.057 R)
• M3: 1,273,227 km (0.106 R)
• M4: 1,976,487 km (0.093 R)
• M5: 2,375,165 km (0.078 R)
• M6: 3,905,701 km (0.094 R)
• M7: 4,564,231 km (0.093 R)
• M8: 5,015,717 km (0.118 R)
• M9: 6,988,913 km (0.11 R)
• M10: 8,496,860 km (0.096 R)
• M11: 9,432,295 km (0.11 R)
• M12: 9,859,846 km (0.036 R)
• M13: 10,892,221 km (0.072 R)
• M14: 11,798,335 km (0.095 R)
• M15: 12,497,556 km (0.059 R)
• M16: 13,066,028 km (0.108 R)
• M17: 22,336,009 km (0.104 R)
• M18: 26,144,921 km (0.116 R)
• M19: 28,911,883 km (0.066 R)
• M20: 30,366,124 km (0.119 R)

Asteroid Belt

Center: 4.66 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.6

Radius: 13.5

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 4.94 AU - 5.72 AU

Year: 8346 Days

Day: 12.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 75,820,674 km

• M1: 221,554 km (0.117 R)
• M2: 667,954 km (0.072 R)
• M3: 1,847,982 km (0.107 R)
• M4: 2,439,343 km (0.034 R)
• M5: 3,177,608 km (0.082 R)
• M6: 4,503,195 km (0.09 R)
• M7: 5,039,503 km (0.077 R)
• M8: 5,752,936 km (0.069 R)
• M9: 6,277,276 km (0.083 R)
• M10: 7,462,989 km (0.081 R)
• M11: 9,021,350 km (0.054 R)
• M12: 9,442,917 km (0.065 R)
• M13: 10,225,014 km (0.097 R)
• M14: 11,262,775 km (0.049 R)
• M15: 12,541,687 km (0.05 R)
• M16: 13,977,378 km (0.047 R)
• M17: 14,993,596 km (0.09 R)
• M18: 18,713,946 km (0.116 R)
• M19: 19,479,139 km (0.116 R)
• M20: 26,657,892 km (0.075 R)
• M21: 27,823,558 km (0.108 R)
• M22: 30,360,888 km (0.109 R)
• M23: 36,597,324 km (0.077 R)
• M24: 44,984,229 km (0.068 R)
• M25: 45,942,703 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 891.9

Radius: 4.2

Gravity: 50.56 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 8.2 AU - 9.22 AU

Year: 17435 Days

Day: 23.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 75,820,674 km

• M1: 52,808 km (0.09 R)
• M2: 189,840 km (0.073 R)
• M3: 431,141 km (0.063 R)
• M4: 695,481 km (0.063 R)
• M5: 881,281 km (0.087 R)
• M6: 1,264,700 km (0.074 R)
• M7: 1,662,631 km (0.116 R)
• M8: 2,159,894 km (0.075 R)
• M9: 2,629,332 km (0.09 R)
• M10: 3,163,546 km (0.104 R)
• M11: 3,499,693 km (0.081 R)
• M12: 3,890,143 km (0.063 R)
• M13: 4,047,819 km (0.1 R)
• M14: 4,865,072 km (0.034 R)
• M15: 5,625,778 km (0.099 R)
• M16: 6,418,945 km (0.084 R)
• M17: 7,283,920 km (0.114 R)
• M18: 8,121,369 km (0.11 R)
• M19: 9,523,251 km (0.108 R)
• M20: 12,049,510 km (0.118 R)
• M21: 12,658,224 km (0.078 R)
• M22: 14,157,942 km (0.102 R)
• M23: 15,932,173 km (0.089 R)
• M24: 16,255,155 km (0.038 R)
• M25: 17,590,765 km (0.106 R)
• M26: 18,110,019 km (0.117 R)
• M27: 24,512,509 km (0.067 R)
• M28: 24,834,743 km (0.094 R)
• M29: 29,406,453 km (0.039 R)
• M30: 29,770,425 km (0.064 R)
• M31: 31,130,419 km (0.062 R)
• M32: 31,635,013 km (0.106 R)
• M33: 34,642,977 km (0.086 R)
• M34: 35,870,129 km (0.079 R)
• M35: 36,146,735 km (0.081 R)
• M36: 43,375,603 km (0.086 R)
• M37: 43,847,136 km (0.103 R)
• M38: 44,960,443 km (0.109 R)
• M39: 54,190,033 km (0.116 R)
• M40: 55,103,478 km (0.087 R)
• M41: 64,400,687 km (0.075 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 426 - 11,042 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit