🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.49 AU - 0.63 AU

Year: 275 Days

Day: 20.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.1

Radius: 13.5

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.7 AU - 0.8 AU

Year: 426 Days

Day: 8.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,039,500 km

• M1: 167,849 km (0.099 R)
• M2: 606,171 km (0.081 R)
• M3: 1,114,803 km (0.078 R)
• M4: 1,597,406 km (0.111 R)
• M5: 2,221,080 km (0.102 R)
• M6: 2,683,038 km (0.057 R)
• M7: 3,351,591 km (0.054 R)
• M8: 3,778,393 km (0.033 R)
• M9: 4,960,665 km (0.081 R)
• M10: 5,552,325 km (0.111 R)
• M11: 6,117,506 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.2

Radius: 9.6

Gravity: 6.76 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.8 AU - 1.1 AU

Year: 607 Days

Day: 12.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,039,500 km

• M1: 178,470 km (0.073 R)
• M2: 574,456 km (0.071 R)
• M3: 890,257 km (0.074 R)
• M4: 1,358,797 km (0.104 R)
• M5: 2,075,521 km (0.047 R)
• M6: 2,468,215 km (0.091 R)
• M7: 3,002,579 km (0.068 R)
• M8: 3,303,869 km (0.076 R)
• M9: 4,111,249 km (0.106 R)
• M10: 4,530,572 km (0.104 R)
• M11: 6,761,973 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.2

Radius: 10.4

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.93 AU - 2.63 AU

Year: 2258 Days

Day: 10.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 46,039,500 km

• M1: 129,402 km (0.113 R)
• M2: 477,068 km (0.098 R)
• M3: 1,230,143 km (0.06 R)
• M4: 1,579,454 km (0.047 R)
• M5: 2,308,894 km (0.049 R)
• M6: 3,004,972 km (0.07 R)
• M7: 3,419,957 km (0.066 R)
• M8: 3,835,390 km (0.091 R)
• M9: 4,900,228 km (0.096 R)
• M10: 5,971,797 km (0.092 R)
• M11: 6,388,278 km (0.112 R)
• M12: 7,847,306 km (0.068 R)
• M13: 8,220,702 km (0.117 R)
• M14: 9,240,660 km (0.066 R)
• M15: 9,622,135 km (0.11 R)
• M16: 11,332,936 km (0.094 R)
• M17: 12,302,031 km (0.109 R)
• M18: 16,281,035 km (0.086 R)
• M19: 16,736,262 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74

Radius: 8.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.27 AU - 3.91 AU

Year: 4462 Days

Day: 5.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 46,039,500 km

• M1: 102,475 km (0.068 R)
• M2: 2,314,877 km (0.099 R)
• M3: 2,590,736 km (0.119 R)
• M4: 5,705,064 km (0.115 R)
• M5: 6,525,609 km (0.112 R)
• M6: 12,400,766 km (0.115 R)
• M7: 13,290,873 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.9

Radius: 14.7

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 5.16 AU - 5.76 AU

Year: 8369 Days

Day: 6.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 46,039,500 km

• M1: 345,421 km (0.1 R)
• M2: 821,592 km (0.109 R)
• M3: 1,636,900 km (0.08 R)
• M4: 4,721,159 km (0.112 R)
• M5: 7,575,786 km (0.066 R)
• M6: 11,223,281 km (0.047 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.5

Radius: 9.1

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 4.86 AU - 6.86 AU

Year: 9306 Days

Day: 12.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 177.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 46,039,500 km

• M1: 113,395 km (0.074 R)
• M2: 438,621 km (0.112 R)
• M3: 770,728 km (0.075 R)
• M4: 2,946,330 km (0.102 R)
• M5: 4,069,810 km (0.075 R)
• M6: 4,616,141 km (0.037 R)
• M7: 7,235,750 km (0.098 R)
• M8: 8,592,453 km (0.119 R)
• M9: 9,736,577 km (0.105 R)
• M10: 11,248,862 km (0.097 R)
• M11: 17,806,485 km (0.074 R)
• M12: 19,394,915 km (0.104 R)
• M13: 20,122,858 km (0.083 R)
• M14: 20,595,438 km (0.068 R)
• M15: 21,986,848 km (0.117 R)
• M16: 25,033,109 km (0.047 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 600.5

Radius: 4

Gravity: 37.53 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 6.48 AU - 9.6 AU

Year: 14955 Days

Day: 23.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 46,039,500 km

• M1: 59,241 km (0.106 R)
• M2: 252,072 km (0.117 R)
• M3: 429,346 km (0.074 R)
• M4: 1,103,284 km (0.057 R)
• M5: 2,203,876 km (0.081 R)
• M6: 3,857,381 km (0.112 R)
• M7: 4,031,812 km (0.083 R)
• M8: 6,679,096 km (0.058 R)
• M9: 8,237,457 km (0.098 R)
• M10: 8,823,282 km (0.117 R)
• M11: 9,228,992 km (0.046 R)
• M12: 9,384,274 km (0.05 R)
• M13: 9,594,011 km (0.118 R)
• M14: 11,150,876 km (0.107 R)
• M15: 11,927,887 km (0.101 R)
• M16: 12,868,558 km (0.114 R)
• M17: 13,258,261 km (0.085 R)
• M18: 15,763,576 km (0.064 R)
• M19: 16,511,715 km (0.102 R)
• M20: 17,205,102 km (0.086 R)
• M21: 17,361,730 km (0.094 R)
• M22: 19,570,992 km (0.095 R)
• M23: 22,052,821 km (0.091 R)
• M24: 22,610,521 km (0.057 R)
• M25: 22,892,962 km (0.114 R)
• M26: 24,936,020 km (0.08 R)
• M27: 29,829,367 km (0.075 R)
• M28: 32,380,459 km (0.114 R)
• M29: 33,464,894 km (0.103 R)
• M30: 33,954,378 km (0.111 R)
• M31: 34,697,730 km (0.093 R)
• M32: 35,073,370 km (0.103 R)
• M33: 36,992,711 km (0.063 R)
• M34: 39,932,608 km (0.112 R)
• M35: 40,760,483 km (0.108 R)
• M36: 41,740,947 km (0.115 R)
• M37: 42,450,789 km (0.032 R)
• M38: 44,628,486 km (0.109 R)
• M39: 44,924,390 km (0.069 R)
• M40: 45,370,641 km (0.044 R)
• M41: 45,819,883 km (0.025 R)
• M42: 46,120,874 km (0.108 R)
• M43: 46,727,194 km (0.066 R)
• M44: 53,917,017 km (0.084 R)
• M45: 59,455,430 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 231.3

Radius: 3.6

Gravity: 17.85 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 7.3 AU - 9.66 AU

Year: 16200 Days

Day: 15.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,039,500 km

• M1: 49,816 km (0.114 R)
• M2: 360,232 km (0.106 R)
• M3: 2,208,663 km (0.104 R)
• M4: 3,214,709 km (0.112 R)
• M5: 4,016,404 km (0.105 R)
• M6: 6,003,512 km (0.039 R)
• M7: 10,029,340 km (0.098 R)
• M8: 12,045,621 km (0.071 R)
• M9: 18,910,517 km (0.119 R)
• M10: 19,063,257 km (0.043 R)
• M11: 21,124,865 km (0.094 R)
• M12: 32,469,619 km (0.104 R)
• M13: 41,377,125 km (0.086 R)
• M14: 45,626,752 km (0.083 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: 499 - 12,291 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit