🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.9

Radius: 9.4

Gravity: 8.5 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.75 AU - 1.19 AU

Year: 617 Days

Day: 13.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 37,619,020 km

• M1: 116,836 km (0.083 R)
• M2: 412,890 km (0.073 R)
• M3: 755,469 km (0.089 R)
• M4: 1,049,728 km (0.08 R)
• M5: 1,701,526 km (0.088 R)
• M6: 2,156,005 km (0.089 R)
• M7: 2,734,499 km (0.099 R)
• M8: 3,036,687 km (0.058 R)
• M9: 3,426,390 km (0.095 R)
• M10: 3,849,303 km (0.07 R)
• M11: 4,477,614 km (0.073 R)
• M12: 5,103,531 km (0.086 R)
• M13: 5,918,989 km (0.076 R)
• M14: 6,881,951 km (0.104 R)
• M15: 7,715,809 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.3

Radius: 13.7

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.11 AU - 1.13 AU

Year: 765 Days

Day: 5.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 37,619,020 km

• M1: 170,542 km (0.095 R)
• M2: 609,611 km (0.109 R)
• M3: 1,052,271 km (0.113 R)
• M4: 1,506,750 km (0.116 R)
• M5: 1,983,369 km (0.116 R)
• M6: 2,735,696 km (0.095 R)
• M7: 3,240,439 km (0.101 R)
• M8: 3,819,832 km (0.071 R)
• M9: 4,885,418 km (0.107 R)
• M10: 5,424,269 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.9

Radius: 13.6

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.4 AU - 1.68 AU

Year: 1234 Days

Day: 12.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 37,619,020 km

• M1: 169,195 km (0.105 R)
• M2: 787,334 km (0.092 R)
• M3: 1,283,550 km (0.104 R)
• M4: 1,771,388 km (0.059 R)
• M5: 2,618,711 km (0.092 R)
• M6: 3,180,002 km (0.072 R)
• M7: 4,737,615 km (0.073 R)
• M8: 5,405,719 km (0.09 R)
• M9: 6,021,165 km (0.057 R)
• M10: 7,314,588 km (0.079 R)
• M11: 8,580,934 km (0.076 R)
• M12: 9,236,173 km (0.06 R)
• M13: 10,020,963 km (0.031 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 159.1

Radius: 4.2

Gravity: 9.02 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 5.94 AU - 6.8 AU

Year: 10381 Days

Day: 17 Hours

Environment

Temp: -220 °C

Axial Tilt: 137 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 37,619,020 km

• M1: 52,359 km (0.032 R)
• M2: 240,105 km (0.098 R)
• M3: 463,903 km (0.105 R)
• M4: 626,217 km (0.076 R)
• M5: 842,236 km (0.097 R)
• M6: 994,676 km (0.1 R)
• M7: 1,982,172 km (0.088 R)
• M8: 2,367,087 km (0.082 R)
• M9: 2,500,229 km (0.03 R)
• M10: 3,223,086 km (0.075 R)
• M11: 4,147,152 km (0.083 R)
• M12: 5,433,544 km (0.079 R)
• M13: 5,755,030 km (0.102 R)
• M14: 6,796,381 km (0.094 R)
• M15: 7,449,675 km (0.105 R)
• M16: 7,920,160 km (0.049 R)
• M17: 8,880,279 km (0.092 R)
• M18: 10,753,993 km (0.083 R)
• M19: 11,496,148 km (0.076 R)
• M20: 12,074,643 km (0.068 R)
• M21: 12,222,296 km (0.079 R)
• M22: 12,521,043 km (0.106 R)
• M23: 13,185,257 km (0.083 R)
• M24: 13,605,478 km (0.103 R)
• M25: 14,143,282 km (0.059 R)
• M26: 17,170,096 km (0.077 R)
• M27: 18,117,349 km (0.076 R)
• M28: 20,742,343 km (0.11 R)
• M29: 20,954,174 km (0.089 R)
• M30: 21,238,858 km (0.05 R)
• M31: 22,926,322 km (0.113 R)
• M32: 24,543,027 km (0.111 R)
• M33: 28,087,748 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 216.9

Radius: 4.8

Gravity: 9.41 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 5.69 AU - 8.33 AU

Year: 11984 Days

Day: 15.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 37,619,020 km

• M1: 59,989 km (0.093 R)
• M2: 263,741 km (0.043 R)
• M3: 816,655 km (0.09 R)
• M4: 1,033,572 km (0.094 R)
• M5: 1,199,027 km (0.105 R)
• M6: 2,015,831 km (0.098 R)
• M7: 3,302,523 km (0.119 R)
• M8: 3,549,060 km (0.102 R)
• M9: 4,415,680 km (0.109 R)
• M10: 5,293,969 km (0.111 R)
• M11: 5,600,645 km (0.1 R)
• M12: 5,984,064 km (0.068 R)
• M13: 6,148,921 km (0.099 R)
• M14: 6,350,729 km (0.047 R)
• M15: 8,412,636 km (0.077 R)
• M16: 11,478,345 km (0.08 R)
• M17: 12,148,843 km (0.089 R)
• M18: 14,911,617 km (0.098 R)
• M19: 15,399,156 km (0.076 R)
• M20: 17,057,299 km (0.05 R)
• M21: 17,322,536 km (0.115 R)
• M22: 17,725,403 km (0.102 R)
• M23: 19,544,363 km (0.038 R)
• M24: 23,060,661 km (0.051 R)
• M25: 24,042,771 km (0.104 R)
• M26: 27,066,144 km (0.074 R)
• M27: 27,517,780 km (0.042 R)
• M28: 31,017,024 km (0.049 R)
• M29: 31,511,595 km (0.094 R)
• M30: 32,719,747 km (0.093 R)
• M31: 33,646,057 km (0.111 R)
• M32: 36,201,189 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 164.2

Radius: 4.2

Gravity: 9.31 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 6.55 AU - 9.15 AU

Year: 14201 Days

Day: 18.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,619,020 km

• M1: 52,210 km (0.095 R)
• M2: 348,264 km (0.117 R)
• M3: 533,616 km (0.114 R)
• M4: 759,209 km (0.104 R)
• M5: 1,271,731 km (0.118 R)
• M6: 1,608,327 km (0.119 R)
• M7: 1,834,369 km (0.117 R)
• M8: 2,385,039 km (0.1 R)
• M9: 3,521,384 km (0.056 R)
• M10: 5,967,609 km (0.119 R)
• M11: 9,992,689 km (0.064 R)
• M12: 12,555,001 km (0.057 R)
• M13: 16,413,280 km (0.088 R)
• M14: 17,742,906 km (0.117 R)
• M15: 20,463,642 km (0.066 R)
• M16: 23,946,879 km (0.059 R)
• M17: 24,875,433 km (0.092 R)
• M18: 29,977,917 km (0.087 R)
• M19: 36,724,632 km (0.044 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 14,695 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit