🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.3

Radius: 12.5

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.52 AU - 0.64 AU

Year: 300 Days

Day: 13.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 46,874,382 km

• M1: 156,479 km (0.081 R)
• M2: 545,583 km (0.118 R)
• M3: 1,102,088 km (0.104 R)
• M4: 1,681,630 km (0.091 R)
• M5: 2,200,585 km (0.096 R)
• M6: 2,705,328 km (0.062 R)
• M7: 3,434,767 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.8

Radius: 8.9

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.46 AU - 0.72 AU

Year: 307 Days

Day: 8 Hours

Environment

Temp: -157 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 46,874,382 km

• M1: 110,702 km (0.113 R)
• M2: 434,731 km (0.081 R)
• M3: 755,918 km (0.102 R)
• M4: 1,502,411 km (0.084 R)
• M5: 2,158,248 km (0.098 R)
• M6: 2,534,637 km (0.086 R)
• M7: 3,131,233 km (0.09 R)
• M8: 3,495,354 km (0.078 R)
• M9: 3,772,709 km (0.081 R)
• M10: 4,161,364 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819.5

Radius: 8.7

Gravity: 10.83 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.04 AU - 1.4 AU

Year: 914 Days

Day: 8 Hours

Environment

Temp: -176 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,874,382 km

• M1: 110,254 km (0.059 R)
• M2: 427,551 km (0.097 R)
• M3: 926,160 km (0.09 R)
• M4: 1,310,178 km (0.068 R)
• M5: 1,646,474 km (0.093 R)
• M6: 1,950,906 km (0.106 R)
• M7: 3,873,986 km (0.058 R)
• M8: 4,452,781 km (0.096 R)
• M9: 5,477,526 km (0.05 R)
• M10: 5,970,900 km (0.033 R)
• M11: 8,352,348 km (0.115 R)
• M12: 10,263,461 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.8

Radius: 12.2

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.06 AU - 1.64 AU

Year: 1064 Days

Day: 9.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 46,874,382 km

• M1: 151,842 km (0.056 R)
• M2: 604,226 km (0.108 R)
• M3: 990,936 km (0.081 R)
• M4: 1,470,996 km (0.056 R)
• M5: 1,868,178 km (0.064 R)
• M6: 2,616,916 km (0.097 R)
• M7: 3,784,976 km (0.101 R)
• M8: 4,371,250 km (0.106 R)
• M9: 6,078,461 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.6

Radius: 10.1

Gravity: 9.14 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.68 AU - 2.02 AU

Year: 1707 Days

Day: 7.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 58.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,874,382 km

• M1: 125,812 km (0.112 R)
• M2: 642,224 km (0.113 R)
• M3: 967,300 km (0.11 R)
• M4: 1,545,346 km (0.107 R)
• M5: 2,354,072 km (0.102 R)
• M6: 2,809,448 km (0.076 R)
• M7: 3,594,238 km (0.12 R)
• M8: 4,047,670 km (0.105 R)
• M9: 4,725,498 km (0.094 R)
• M10: 5,857,654 km (0.072 R)
• M11: 6,913,815 km (0.09 R)
• M12: 7,911,932 km (0.036 R)
• M13: 8,681,912 km (0.089 R)
• M14: 9,036,160 km (0.072 R)
• M15: 10,406,477 km (0.071 R)
• M16: 10,806,501 km (0.119 R)
• M17: 13,554,764 km (0.119 R)
• M18: 14,610,925 km (0.112 R)
• M19: 15,485,324 km (0.109 R)
• M20: 16,103,463 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.7

Radius: 12.8

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 3.43 AU - 4.63 AU

Year: 5487 Days

Day: 10.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,874,382 km

• M1: 165,605 km (0.119 R)
• M2: 979,417 km (0.101 R)
• M3: 2,683,487 km (0.102 R)
• M4: 3,730,223 km (0.119 R)
• M5: 4,335,047 km (0.075 R)
• M6: 6,153,409 km (0.083 R)
• M7: 6,686,875 km (0.095 R)
• M8: 7,433,817 km (0.092 R)
• M9: 7,847,007 km (0.087 R)
• M10: 10,563,854 km (0.079 R)
• M11: 11,577,828 km (0.111 R)
• M12: 13,029,526 km (0.11 R)
• M13: 14,599,256 km (0.101 R)
• M14: 15,490,411 km (0.08 R)
• M15: 20,719,305 km (0.109 R)
• M16: 21,239,457 km (0.115 R)
• M17: 24,961,003 km (0.045 R)
• M18: 25,805,483 km (0.112 R)
• M19: 26,321,297 km (0.069 R)
• M20: 28,636,174 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 161.4

Radius: 8

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 9.02 AU - 10.02 AU

Year: 19923 Days

Day: 23.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,874,382 km

• M1: 101,427 km (0.11 R)
• M2: 420,370 km (0.074 R)
• M3: 857,046 km (0.102 R)
• M4: 1,646,624 km (0.074 R)
• M5: 2,355,418 km (0.114 R)
• M6: 2,706,824 km (0.063 R)
• M7: 3,792,605 km (0.119 R)
• M8: 4,476,567 km (0.036 R)
• M9: 5,981,521 km (0.119 R)
• M10: 6,304,204 km (0.055 R)
• M11: 6,790,846 km (0.08 R)
• M12: 7,302,321 km (0.056 R)
• M13: 10,508,951 km (0.087 R)
• M14: 16,419,862 km (0.106 R)
• M15: 16,699,610 km (0.113 R)
• M16: 21,956,928 km (0.118 R)
• M17: 23,249,005 km (0.111 R)
• M18: 23,690,768 km (0.112 R)
• M19: 26,844,740 km (0.115 R)
• M20: 29,850,909 km (0.112 R)
• M21: 38,088,515 km (0.116 R)
• M22: 40,076,671 km (0.103 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: 228 - 14,381 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit