🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.46 AU - 0.76 AU

Year: 303 Days

Day: 12.1 Hours

Environment

Temp: -127 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.2

Radius: 11.6

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.64 AU - 0.8 AU

Year: 388 Days

Day: 13.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 66,494,040 km

• M1: 144,212 km (0.114 R)
• M2: 512,223 km (0.113 R)
• M3: 930,499 km (0.116 R)
• M4: 1,696,739 km (0.099 R)
• M5: 2,059,364 km (0.069 R)
• M6: 2,683,935 km (0.079 R)
• M7: 3,139,760 km (0.069 R)
• M8: 4,032,111 km (0.052 R)
• M9: 4,592,355 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.7

Radius: 8.9

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.59 AU - 0.93 AU

Year: 421 Days

Day: 11 Hours

Environment

Temp: -149 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 66,494,040 km

• M1: 110,702 km (0.063 R)
• M2: 424,110 km (0.096 R)
• M3: 773,122 km (0.109 R)
• M4: 1,052,421 km (0.066 R)
• M5: 1,438,084 km (0.112 R)
• M6: 2,206,868 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.2

Radius: 8.8

Gravity: 11.86 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.76 AU - 0.88 AU

Year: 472 Days

Day: 10.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 66,494,040 km

• M1: 109,506 km (0.103 R)
• M2: 390,899 km (0.062 R)
• M3: 801,396 km (0.082 R)
• M4: 1,179,280 km (0.062 R)
• M5: 1,526,197 km (0.113 R)
• M6: 2,245,763 km (0.115 R)
• M7: 2,896,215 km (0.105 R)
• M8: 3,284,272 km (0.054 R)
• M9: 3,814,596 km (0.086 R)
• M10: 4,122,020 km (0.108 R)
• M11: 4,931,643 km (0.118 R)
• M12: 6,563,158 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.3

Radius: 12.6

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.85 AU - 0.93 AU

Year: 534 Days

Day: 8.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 66,494,040 km

• M1: 157,676 km (0.113 R)
• M2: 622,477 km (0.06 R)
• M3: 1,250,489 km (0.039 R)
• M4: 1,670,559 km (0.104 R)
• M5: 2,550,344 km (0.118 R)
• M6: 2,978,344 km (0.101 R)
• M7: 3,650,936 km (0.107 R)
• M8: 4,139,523 km (0.052 R)
• M9: 5,180,724 km (0.073 R)
• M10: 6,527,553 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.4

Radius: 14.7

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.8 AU - 1.1 AU

Year: 589 Days

Day: 10.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 66,494,040 km

• M1: 182,809 km (0.075 R)
• M2: 834,158 km (0.111 R)
• M3: 1,533,677 km (0.058 R)
• M4: 2,007,454 km (0.086 R)
• M5: 2,802,866 km (0.109 R)
• M6: 3,574,342 km (0.049 R)
• M7: 5,627,274 km (0.06 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.2

Radius: 9.6

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.33 AU - 2.49 AU

Year: 2379 Days

Day: 11.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 66,494,040 km

• M1: 119,379 km (0.091 R)
• M2: 462,108 km (0.104 R)
• M3: 772,075 km (0.083 R)
• M4: 1,106,127 km (0.082 R)
• M5: 1,566,439 km (0.095 R)
• M6: 2,398,054 km (0.082 R)
• M7: 3,384,053 km (0.09 R)
• M8: 4,228,833 km (0.076 R)
• M9: 4,640,227 km (0.104 R)
• M10: 4,950,194 km (0.117 R)
• M11: 6,085,342 km (0.068 R)
• M12: 6,508,405 km (0.091 R)
• M13: 7,302,919 km (0.119 R)
• M14: 8,160,564 km (0.05 R)
• M15: 8,583,178 km (0.088 R)
• M16: 10,668,572 km (0.066 R)
• M17: 12,747,683 km (0.055 R)
• M18: 13,111,954 km (0.115 R)
• M19: 13,483,106 km (0.085 R)
• M20: 13,903,776 km (0.084 R)
• M21: 14,203,420 km (0.059 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.6

Radius: 14.1

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.38 AU - 2.66 AU

Year: 2544 Days

Day: 9.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 66,494,040 km

• M1: 175,478 km (0.109 R)
• M2: 669,301 km (0.098 R)
• M3: 1,136,495 km (0.099 R)
• M4: 1,749,996 km (0.066 R)
• M5: 2,873,177 km (0.059 R)
• M6: 3,696,563 km (0.108 R)
• M7: 11,904,849 km (0.07 R)
• M8: 14,022,856 km (0.081 R)

Asteroid Belt

Center: 6.4 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 417.6

Radius: 5.1

Gravity: 16.06 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 7.83 AU - 12.71 AU

Year: 20926 Days

Day: 17.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 66,494,040 km

• M1: 63,579 km (0.111 R)
• M2: 419,472 km (0.04 R)
• M3: 579,093 km (0.054 R)
• M4: 820,096 km (0.058 R)
• M5: 1,191,098 km (0.045 R)
• M6: 2,560,966 km (0.099 R)
• M7: 2,839,068 km (0.081 R)
• M8: 3,374,030 km (0.101 R)
• M9: 3,737,404 km (0.072 R)
• M10: 3,913,779 km (0.108 R)
• M11: 4,220,006 km (0.039 R)
• M12: 5,020,355 km (0.051 R)
• M13: 5,456,433 km (0.087 R)
• M14: 6,157,299 km (0.074 R)
• M15: 6,403,836 km (0.079 R)
• M16: 8,720,957 km (0.08 R)
• M17: 10,122,241 km (0.114 R)
• M18: 10,876,364 km (0.115 R)
• M19: 11,543,271 km (0.12 R)
• M20: 12,236,807 km (0.083 R)
• M21: 13,294,912 km (0.095 R)
• M22: 14,127,425 km (0.117 R)
• M23: 15,141,848 km (0.111 R)
• M24: 17,072,857 km (0.036 R)
• M25: 19,864,952 km (0.105 R)
• M26: 21,603,129 km (0.044 R)
• M27: 25,906,013 km (0.11 R)
• M28: 36,157,805 km (0.102 R)
• M29: 36,557,232 km (0.085 R)
• M30: 36,959,800 km (0.067 R)
• M31: 43,657,446 km (0.061 R)
• M32: 46,737,217 km (0.108 R)
• M33: 60,132,061 km (0.05 R)
• M34: 65,700,094 km (0.119 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 344 - 17,208 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit