🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.52 AU - 0.6 AU

Year: 275 Days

Day: 31.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.5 AU - 0.7 AU

Year: 305 Days

Day: 30.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,545,642 km

• M1: 590,762 km (0.083 R)

Asteroid Belt

Center: 0.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799

Radius: 14.3

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.89 AU - 1.47 AU

Year: 841 Days

Day: 6.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 70,545,642 km

• M1: 177,872 km (0.114 R)
• M2: 636,389 km (0.118 R)
• M3: 1,177,485 km (0.091 R)
• M4: 1,649,915 km (0.105 R)
• M5: 2,170,216 km (0.068 R)
• M6: 2,788,654 km (0.081 R)
• M7: 3,726,184 km (0.103 R)
• M8: 4,172,434 km (0.089 R)
• M9: 5,155,591 km (0.025 R)
• M10: 6,789,799 km (0.118 R)
• M11: 8,641,371 km (0.026 R)
• M12: 9,125,321 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.8

Radius: 10

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.57 AU - 1.81 AU

Year: 1441 Days

Day: 7.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,545,642 km

• M1: 128,505 km (0.107 R)
• M2: 528,978 km (0.049 R)
• M3: 992,881 km (0.084 R)
• M4: 1,453,044 km (0.112 R)
• M5: 1,970,354 km (0.106 R)
• M6: 3,062,568 km (0.119 R)
• M7: 3,555,343 km (0.073 R)
• M8: 3,934,424 km (0.111 R)
• M9: 5,398,090 km (0.042 R)
• M10: 5,900,738 km (0.077 R)
• M11: 6,689,418 km (0.103 R)
• M12: 7,495,901 km (0.071 R)
• M13: 7,883,359 km (0.087 R)
• M14: 8,586,619 km (0.084 R)
• M15: 9,126,667 km (0.051 R)
• M16: 10,025,301 km (0.077 R)
• M17: 10,656,305 km (0.117 R)
• M18: 11,113,775 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.9

Radius: 12.8

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.34 AU - 3.56 AU

Year: 3324 Days

Day: 11.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,545,642 km

• M1: 159,172 km (0.117 R)
• M2: 569,220 km (0.098 R)
• M3: 1,195,885 km (0.105 R)
• M4: 1,994,588 km (0.105 R)
• M5: 2,982,234 km (0.096 R)
• M6: 3,456,459 km (0.047 R)
• M7: 3,924,251 km (0.1 R)
• M8: 4,558,247 km (0.047 R)
• M9: 7,712,817 km (0.076 R)
• M10: 8,453,327 km (0.082 R)
• M11: 9,240,660 km (0.077 R)
• M12: 9,652,354 km (0.063 R)
• M13: 10,512,691 km (0.079 R)
• M14: 13,533,072 km (0.06 R)
• M15: 14,245,457 km (0.12 R)
• M16: 14,703,227 km (0.1 R)
• M17: 17,090,360 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.4

Radius: 9.6

Gravity: 10.24 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.84 AU - 3.22 AU

Year: 3460 Days

Day: 7.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 70,545,642 km

• M1: 119,678 km (0.032 R)
• M2: 574,007 km (0.074 R)
• M3: 1,051,075 km (0.09 R)
• M4: 1,381,237 km (0.102 R)
• M5: 2,071,781 km (0.079 R)
• M6: 2,767,112 km (0.118 R)
• M7: 3,085,905 km (0.081 R)
• M8: 3,449,129 km (0.049 R)
• M9: 3,777,047 km (0.112 R)
• M10: 4,913,991 km (0.083 R)
• M11: 5,942,027 km (0.108 R)
• M12: 6,630,626 km (0.112 R)
• M13: 8,346,215 km (0.096 R)
• M14: 9,523,400 km (0.109 R)
• M15: 9,885,128 km (0.077 R)
• M16: 12,345,564 km (0.11 R)
• M17: 13,565,685 km (0.038 R)
• M18: 14,179,185 km (0.069 R)
• M19: 15,079,765 km (0.112 R)
• M20: 16,074,291 km (0.079 R)
• M21: 16,645,456 km (0.106 R)
• M22: 18,132,459 km (0.094 R)
• M23: 19,193,108 km (0.044 R)
• M24: 22,129,564 km (0.105 R)
• M25: 23,631,377 km (0.072 R)
• M26: 24,820,381 km (0.088 R)
• M27: 25,199,911 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 644.2

Radius: 5.6

Gravity: 20.54 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 9.28 AU - 10.82 AU

Year: 20901 Days

Day: 23.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 70,545,642 km

• M1: 70,012 km (0.097 R)
• M2: 539,749 km (0.119 R)
• M3: 943,364 km (0.054 R)
• M4: 1,225,506 km (0.099 R)
• M5: 1,417,739 km (0.105 R)
• M6: 1,753,287 km (0.116 R)
• M7: 5,957,436 km (0.105 R)
• M8: 6,603,100 km (0.094 R)
• M9: 7,632,932 km (0.08 R)
• M10: 7,881,265 km (0.105 R)
• M11: 8,341,577 km (0.097 R)
• M12: 8,551,912 km (0.064 R)
• M13: 8,928,450 km (0.046 R)
• M14: 11,231,808 km (0.099 R)
• M15: 11,880,464 km (0.103 R)
• M16: 14,348,680 km (0.108 R)
• M17: 15,582,862 km (0.117 R)
• M18: 16,389,344 km (0.073 R)
• M19: 17,564,585 km (0.028 R)
• M20: 18,260,814 km (0.111 R)
• M21: 20,364,908 km (0.085 R)
• M22: 21,230,331 km (0.059 R)
• M23: 25,047,471 km (0.067 R)
• M24: 27,289,644 km (0.096 R)
• M25: 28,459,349 km (0.086 R)
• M26: 30,399,933 km (0.098 R)
• M27: 36,327,449 km (0.113 R)
• M28: 37,313,598 km (0.108 R)
• M29: 40,080,262 km (0.094 R)
• M30: 40,529,354 km (0.078 R)
• M31: 47,672,802 km (0.117 R)
• M32: 49,195,559 km (0.032 R)
• M33: 58,633,090 km (0.041 R)
• M34: 59,211,735 km (0.092 R)
• M35: 61,962,092 km (0.08 R)
• M36: 63,571,316 km (0.068 R)
• M37: 69,208,164 km (0.104 R)
• M38: 76,768,391 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 418.9

Radius: 6.6

Gravity: 9.62 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 9.67 AU - 11.65 AU

Year: 22832 Days

Day: 23.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 70,545,642 km

• M1: 82,129 km (0.113 R)
• M2: 1,143,975 km (0.093 R)
• M3: 1,854,565 km (0.086 R)
• M4: 2,160,941 km (0.101 R)
• M5: 3,288,161 km (0.083 R)
• M6: 3,797,991 km (0.101 R)
• M7: 4,591,757 km (0.112 R)
• M8: 4,938,525 km (0.069 R)
• M9: 5,606,629 km (0.081 R)
• M10: 8,576,745 km (0.058 R)
• M11: 8,942,961 km (0.103 R)
• M12: 10,751,599 km (0.118 R)
• M13: 12,193,274 km (0.107 R)
• M14: 13,901,532 km (0.096 R)
• M15: 16,552,556 km (0.065 R)
• M16: 17,285,136 km (0.109 R)
• M17: 17,534,067 km (0.118 R)
• M18: 17,869,615 km (0.087 R)
• M19: 19,343,902 km (0.07 R)
• M20: 20,991,573 km (0.118 R)
• M21: 23,941,643 km (0.058 R)
• M22: 27,157,100 km (0.093 R)
• M23: 27,606,342 km (0.072 R)
• M24: 31,876,464 km (0.061 R)
• M25: 32,376,570 km (0.107 R)
• M26: 34,167,854 km (0.092 R)
• M27: 34,955,487 km (0.046 R)
• M28: 35,889,576 km (0.083 R)
• M29: 38,933,444 km (0.047 R)
• M30: 39,648,522 km (0.092 R)
• M31: 40,372,277 km (0.094 R)
• M32: 45,687,190 km (0.114 R)
• M33: 47,937,441 km (0.095 R)
• M34: 53,884,704 km (0.117 R)
• M35: 63,402,869 km (0.115 R)
• M36: 67,217,166 km (0.071 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 16,817 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit