🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.22 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.3

Radius: 9.5

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.89 AU - 2.97 AU

Year: 2569 Days

Day: 10.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,869,675 km

• M1: 118,781 km (0.099 R)
• M2: 639,381 km (0.116 R)
• M3: 957,426 km (0.11 R)
• M4: 1,925,175 km (0.111 R)
• M5: 3,204,686 km (0.118 R)
• M6: 3,532,155 km (0.039 R)
• M7: 3,881,915 km (0.092 R)
• M8: 4,390,099 km (0.081 R)
• M9: 5,420,230 km (0.098 R)
• M10: 6,314,825 km (0.081 R)
• M11: 8,395,133 km (0.042 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.7

Radius: 12.4

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.44 AU - 3.66 AU

Year: 3613 Days

Day: 10.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,869,675 km

• M1: 154,235 km (0.092 R)
• M2: 562,787 km (0.079 R)
• M3: 1,372,411 km (0.083 R)
• M4: 1,993,092 km (0.105 R)
• M5: 2,696,502 km (0.116 R)
• M6: 3,216,205 km (0.096 R)
• M7: 4,790,423 km (0.063 R)
• M8: 5,189,849 km (0.089 R)
• M9: 6,228,657 km (0.066 R)
• M10: 6,675,207 km (0.1 R)
• M11: 7,566,062 km (0.032 R)
• M12: 8,716,170 km (0.12 R)
• M13: 12,120,868 km (0.106 R)
• M14: 13,544,142 km (0.038 R)
• M15: 14,092,867 km (0.117 R)
• M16: 14,865,241 km (0.107 R)
• M17: 17,527,335 km (0.093 R)
• M18: 20,492,515 km (0.057 R)
• M19: 21,551,219 km (0.052 R)
• M20: 24,211,219 km (0.058 R)
• M21: 24,650,438 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.4

Radius: 14.6

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.04 AU - 4.6 AU

Year: 5064 Days

Day: 5.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,869,675 km

• M1: 181,761 km (0.1 R)
• M2: 807,529 km (0.087 R)
• M3: 1,271,133 km (0.077 R)
• M4: 2,014,485 km (0.114 R)
• M5: 2,503,969 km (0.045 R)
• M6: 3,092,188 km (0.075 R)
• M7: 3,687,288 km (0.065 R)
• M8: 4,824,831 km (0.091 R)
• M9: 5,686,664 km (0.115 R)
• M10: 6,245,562 km (0.083 R)
• M11: 6,808,797 km (0.049 R)
• M12: 7,752,610 km (0.068 R)
• M13: 8,367,159 km (0.101 R)
• M14: 10,668,871 km (0.09 R)
• M15: 14,198,484 km (0.086 R)
• M16: 15,795,291 km (0.09 R)
• M17: 19,148,228 km (0.071 R)
• M18: 20,818,788 km (0.034 R)
• M19: 21,654,441 km (0.1 R)
• M20: 23,766,165 km (0.071 R)
• M21: 25,066,320 km (0.035 R)
• M22: 26,655,947 km (0.105 R)
• M23: 27,227,860 km (0.104 R)
• M24: 27,891,476 km (0.118 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 680.2

Radius: 7.8

Gravity: 11.18 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.24 AU - 6.48 AU

Year: 9621 Days

Day: 22.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 56,869,675 km

• M1: 101,577 km (0.117 R)
• M2: 354,846 km (0.072 R)
• M3: 923,916 km (0.119 R)
• M4: 1,861,297 km (0.114 R)
• M5: 2,340,010 km (0.088 R)
• M6: 2,649,079 km (0.119 R)
• M7: 2,985,226 km (0.114 R)
• M8: 3,846,610 km (0.054 R)
• M9: 5,144,671 km (0.109 R)
• M10: 6,412,812 km (0.08 R)
• M11: 6,674,309 km (0.106 R)
• M12: 7,218,995 km (0.089 R)
• M13: 9,265,643 km (0.111 R)
• M14: 9,600,443 km (0.117 R)
• M15: 10,345,142 km (0.072 R)
• M16: 10,653,612 km (0.085 R)
• M17: 11,021,174 km (0.084 R)
• M18: 12,005,528 km (0.047 R)
• M19: 12,810,664 km (0.062 R)
• M20: 13,712,739 km (0.094 R)
• M21: 17,384,170 km (0.061 R)
• M22: 18,264,254 km (0.047 R)
• M23: 19,250,852 km (0.114 R)
• M24: 19,561,418 km (0.088 R)
• M25: 20,918,869 km (0.102 R)
• M26: 21,579,044 km (0.089 R)
• M27: 28,158,209 km (0.051 R)
• M28: 28,659,212 km (0.03 R)
• M29: 30,828,980 km (0.057 R)
• M30: 33,889,004 km (0.106 R)
• M31: 34,342,136 km (0.112 R)
• M32: 35,492,544 km (0.075 R)
• M33: 38,726,550 km (0.096 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 641.9

Radius: 7.9

Gravity: 10.29 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 5.8 AU - 8.78 AU

Year: 13350 Days

Day: 23.9 Hours

Environment

Temp: -240 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 56,869,675 km

• M1: 98,286 km (0.081 R)
• M2: 397,332 km (0.105 R)
• M3: 727,794 km (0.118 R)
• M4: 1,119,291 km (0.116 R)
• M5: 3,786,322 km (0.1 R)
• M6: 5,033,819 km (0.105 R)
• M7: 6,259,773 km (0.095 R)
• M8: 7,898,020 km (0.06 R)
• M9: 14,025,100 km (0.093 R)
• M10: 18,506,005 km (0.108 R)
• M11: 25,714,528 km (0.098 R)
• M12: 29,056,394 km (0.082 R)
• M13: 31,629,777 km (0.067 R)
• M14: 33,387,702 km (0.105 R)
• M15: 34,473,034 km (0.114 R)
• M16: 37,353,691 km (0.081 R)
• M17: 38,786,390 km (0.093 R)
• M18: 41,209,277 km (0.116 R)
• M19: 42,038,946 km (0.083 R)
• M20: 44,594,377 km (0.064 R)
• M21: 46,058,043 km (0.047 R)
• M22: 47,704,667 km (0.101 R)
• M23: 51,911,957 km (0.091 R)
• M24: 52,717,392 km (0.087 R)
• M25: 56,699,538 km (0.105 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 502 - 11,635 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit