🌌 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: 909

Radius: 10.1

Gravity: 8.91 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.5 AU - 0.52 AU

Year: 256 Days

Day: 9.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 69,341,474 km

• M1: 125,662 km (0.051 R)
• M2: 496,964 km (0.053 R)
• M3: 857,944 km (0.103 R)
• M4: 1,738,477 km (0.083 R)
• M5: 2,378,457 km (0.075 R)
• M6: 2,897,112 km (0.112 R)
• M7: 3,380,313 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763

Radius: 8.7

Gravity: 10.08 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.72 AU - 0.74 AU

Year: 438 Days

Day: 12 Hours

Environment

Temp: -152 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,341,474 km

• M1: 108,309 km (0.092 R)
• M2: 441,314 km (0.072 R)
• M3: 822,339 km (0.089 R)
• M4: 1,256,024 km (0.114 R)
• M5: 1,590,076 km (0.117 R)
• M6: 1,901,239 km (0.103 R)
• M7: 2,172,311 km (0.037 R)
• M8: 3,204,237 km (0.053 R)
• M9: 3,955,368 km (0.1 R)
• M10: 4,258,603 km (0.109 R)
• M11: 4,788,478 km (0.117 R)
• M12: 5,328,676 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.7

Radius: 12

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.1 AU - 1.44 AU

Year: 1006 Days

Day: 11.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,341,474 km

• M1: 149,747 km (0.094 R)
• M2: 647,011 km (0.1 R)
• M3: 1,057,507 km (0.068 R)
• M4: 1,436,588 km (0.103 R)
• M5: 1,890,019 km (0.115 R)
• M6: 2,416,305 km (0.044 R)
• M7: 2,973,706 km (0.095 R)
• M8: 3,483,237 km (0.079 R)
• M9: 4,018,348 km (0.078 R)
• M10: 4,678,973 km (0.1 R)
• M11: 6,638,256 km (0.087 R)
• M12: 7,991,967 km (0.12 R)
• M13: 9,038,105 km (0.105 R)
• M14: 9,726,106 km (0.106 R)
• M15: 10,143,184 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.3

Radius: 13

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.12 AU - 1.46 AU

Year: 1030 Days

Day: 9.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,341,474 km

• M1: 162,314 km (0.063 R)
• M2: 665,262 km (0.082 R)
• M3: 1,482,814 km (0.113 R)
• M4: 2,018,674 km (0.065 R)
• M5: 2,500,828 km (0.059 R)
• M6: 3,385,101 km (0.073 R)
• M7: 3,828,210 km (0.109 R)
• M8: 5,377,146 km (0.06 R)
• M9: 5,897,746 km (0.082 R)
• M10: 7,236,199 km (0.086 R)
• M11: 9,700,824 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.1

Radius: 10.7

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.04 AU - 2.54 AU

Year: 2436 Days

Day: 6.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,341,474 km

• M1: 133,292 km (0.118 R)
• M2: 497,114 km (0.082 R)
• M3: 907,610 km (0.08 R)
• M4: 1,606,382 km (0.111 R)
• M5: 2,863,752 km (0.111 R)
• M6: 3,397,966 km (0.103 R)
• M7: 3,778,393 km (0.112 R)
• M8: 4,502,896 km (0.094 R)
• M9: 6,077,563 km (0.118 R)
• M10: 6,562,111 km (0.114 R)
• M11: 7,783,727 km (0.043 R)
• M12: 8,510,922 km (0.095 R)
• M13: 8,987,990 km (0.115 R)
• M14: 9,617,946 km (0.116 R)
• M15: 9,995,980 km (0.094 R)
• M16: 11,265,168 km (0.026 R)
• M17: 11,879,866 km (0.119 R)
• M18: 13,176,431 km (0.101 R)
• M19: 14,209,105 km (0.095 R)
• M20: 14,655,056 km (0.062 R)
• M21: 15,018,429 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.5

Radius: 9.6

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.58 AU - 2.6 AU

Year: 2930 Days

Day: 6.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,341,474 km

• M1: 119,379 km (0.059 R)
• M2: 513,420 km (0.118 R)
• M3: 1,860,100 km (0.079 R)
• M4: 2,455,200 km (0.118 R)
• M5: 2,873,326 km (0.102 R)
• M6: 5,819,357 km (0.103 R)
• M7: 7,061,468 km (0.106 R)
• M8: 10,241,919 km (0.087 R)
• M9: 11,368,541 km (0.059 R)
• M10: 14,774,286 km (0.092 R)
• M11: 15,529,007 km (0.072 R)
• M12: 17,012,868 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.6

Radius: 9.9

Gravity: 9.99 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 3.61 AU - 5.55 AU

Year: 6890 Days

Day: 7.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 69,341,474 km

• M1: 123,119 km (0.105 R)
• M2: 733,329 km (0.084 R)
• M3: 1,055,114 km (0.107 R)
• M4: 1,486,554 km (0.102 R)
• M5: 2,050,388 km (0.107 R)
• M6: 2,501,426 km (0.063 R)
• M7: 3,082,015 km (0.071 R)
• M8: 3,556,689 km (0.077 R)
• M9: 4,265,185 km (0.114 R)
• M10: 4,596,395 km (0.104 R)
• M11: 7,578,927 km (0.036 R)
• M12: 8,532,315 km (0.09 R)
• M13: 8,970,936 km (0.119 R)
• M14: 11,082,509 km (0.065 R)
• M15: 11,711,718 km (0.119 R)
• M16: 12,587,314 km (0.118 R)
• M17: 17,143,916 km (0.08 R)
• M18: 19,599,565 km (0.096 R)
• M19: 20,364,160 km (0.111 R)
• M20: 20,675,623 km (0.088 R)
• M21: 21,548,376 km (0.066 R)
• M22: 26,653,703 km (0.112 R)
• M23: 28,455,609 km (0.069 R)
• M24: 36,592,686 km (0.045 R)
• M25: 39,294,574 km (0.081 R)
• M26: 40,020,722 km (0.046 R)

Asteroid Belt

Center: 6.69 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 8.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 382.2

Radius: 3.5

Gravity: 31.2 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 8.18 AU - 9.42 AU

Year: 18350 Days

Day: 16.6 Hours

Environment

Temp: -239 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 69,341,474 km

• M1: 43,533 km (0.058 R)
• M2: 161,715 km (0.061 R)
• M3: 290,220 km (0.081 R)
• M4: 1,193,941 km (0.113 R)
• M5: 1,530,237 km (0.114 R)
• M6: 1,639,293 km (0.119 R)
• M7: 1,753,586 km (0.061 R)
• M8: 1,944,024 km (0.075 R)
• M9: 2,225,867 km (0.057 R)
• M10: 4,360,030 km (0.11 R)
• M11: 4,975,775 km (0.083 R)
• M12: 5,985,860 km (0.084 R)
• M13: 6,258,277 km (0.069 R)
• M14: 7,791,655 km (0.061 R)
• M15: 8,163,406 km (0.114 R)
• M16: 8,498,356 km (0.088 R)
• M17: 8,693,880 km (0.032 R)
• M18: 9,401,777 km (0.117 R)
• M19: 11,279,380 km (0.054 R)
• M20: 12,430,386 km (0.083 R)
• M21: 12,873,495 km (0.115 R)
• M22: 16,881,073 km (0.093 R)
• M23: 19,969,969 km (0.118 R)
• M24: 20,315,540 km (0.06 R)
• M25: 20,577,337 km (0.087 R)
• M26: 25,681,915 km (0.089 R)
• M27: 26,503,357 km (0.107 R)
• M28: 29,293,956 km (0.115 R)
• M29: 32,274,095 km (0.093 R)
• M30: 32,989,472 km (0.086 R)
• M31: 34,082,135 km (0.054 R)
• M32: 36,467,772 km (0.085 R)
• M33: 37,243,587 km (0.098 R)
• M34: 43,705,916 km (0.085 R)
• M35: 45,319,179 km (0.045 R)
• M36: 48,508,606 km (0.049 R)
• M37: 55,329,969 km (0.05 R)
• M38: 55,499,763 km (0.041 R)
• M39: 56,182,228 km (0.106 R)
• M40: 58,791,664 km (0.073 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 28

Radius: 7.5

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 8.25 AU - 10.17 AU

Year: 19647 Days

Day: 21.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,341,474 km

• M1: 128,505 km (0.115 R)
• M2: 618,438 km (0.103 R)
• M3: 995,723 km (0.044 R)
• M4: 1,991,746 km (0.073 R)
• M5: 4,294,057 km (0.097 R)
• M6: 11,967,530 km (0.109 R)
• M7: 15,064,356 km (0.075 R)
• M8: 16,337,434 km (0.112 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 494.2

Radius: 6.3

Gravity: 12.45 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 9.01 AU - 9.93 AU

Year: 20485 Days

Day: 20.3 Hours

Environment

Temp: -237 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,341,474 km

• M1: 79,736 km (0.118 R)
• M2: 346,319 km (0.105 R)
• M3: 591,959 km (0.057 R)
• M4: 1,566,439 km (0.083 R)
• M5: 1,785,151 km (0.11 R)
• M6: 2,102,149 km (0.101 R)
• M7: 2,705,777 km (0.095 R)
• M8: 5,064,636 km (0.066 R)
• M9: 6,997,590 km (0.077 R)
• M10: 8,530,071 km (0.095 R)
• M11: 8,840,486 km (0.1 R)
• M12: 10,390,021 km (0.111 R)
• M13: 11,045,559 km (0.098 R)
• M14: 12,637,280 km (0.034 R)
• M15: 14,231,395 km (0.092 R)
• M16: 26,146,716 km (0.106 R)
• M17: 28,488,222 km (0.08 R)
• M18: 29,533,163 km (0.107 R)
• M19: 36,751,410 km (0.099 R)
• M20: 43,674,201 km (0.096 R)
• M21: 46,479,161 km (0.103 R)
• M22: 47,118,542 km (0.087 R)
• M23: 57,791,004 km (0.089 R)
• M24: 64,671,459 km (0.056 R)
• M25: 68,102,187 km (0.093 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: 480 - 11,198 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit