🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.4 AU - 0.66 AU

Year: 245 Days

Day: 20.5 Hours

Environment

Temp: -113 °C

Axial Tilt: 13.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.3

Radius: 12.8

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.94 AU - 1.12 AU

Year: 665 Days

Day: 8.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,780,054 km

• M1: 159,471 km (0.107 R)
• M2: 605,722 km (0.063 R)
• M3: 1,078,900 km (0.112 R)
• M4: 1,766,452 km (0.075 R)
• M5: 2,265,660 km (0.106 R)
• M6: 2,690,966 km (0.094 R)
• M7: 3,158,460 km (0.076 R)
• M8: 3,603,962 km (0.034 R)
• M9: 4,608,362 km (0.119 R)
• M10: 5,381,634 km (0.051 R)
• M11: 5,967,758 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.8

Radius: 14.6

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.27 AU - 1.51 AU

Year: 1042 Days

Day: 14.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 45,780,054 km

• M1: 182,509 km (0.119 R)
• M2: 792,270 km (0.109 R)
• M3: 1,409,212 km (0.102 R)
• M4: 2,728,516 km (0.076 R)
• M5: 3,199,150 km (0.12 R)
• M6: 5,658,091 km (0.09 R)
• M7: 6,978,292 km (0.081 R)
• M8: 8,164,603 km (0.12 R)
• M9: 8,663,961 km (0.071 R)
• M10: 9,391,605 km (0.106 R)
• M11: 10,065,244 km (0.112 R)
• M12: 11,716,655 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.6

Radius: 12.9

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.74 AU - 1.84 AU

Year: 1523 Days

Day: 7.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 45,780,054 km

• M1: 160,519 km (0.06 R)
• M2: 698,921 km (0.073 R)
• M3: 1,359,994 km (0.106 R)
• M4: 1,999,824 km (0.118 R)
• M5: 2,694,258 km (0.105 R)
• M6: 3,144,697 km (0.105 R)
• M7: 3,906,898 km (0.117 R)
• M8: 6,456,046 km (0.118 R)
• M9: 7,216,003 km (0.108 R)
• M10: 7,947,387 km (0.068 R)
• M11: 10,197,788 km (0.106 R)
• M12: 11,865,505 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.7

Radius: 13.5

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.78 AU - 2.08 AU

Year: 1705 Days

Day: 9.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 45,780,054 km

• M1: 177,722 km (0.104 R)
• M2: 642,373 km (0.059 R)
• M3: 1,091,466 km (0.074 R)
• M4: 1,606,681 km (0.1 R)
• M5: 2,376,512 km (0.085 R)
• M6: 3,410,831 km (0.061 R)
• M7: 3,997,704 km (0.115 R)
• M8: 4,897,535 km (0.053 R)
• M9: 6,310,337 km (0.094 R)
• M10: 9,019,405 km (0.103 R)
• M11: 9,587,428 km (0.109 R)
• M12: 11,539,681 km (0.099 R)
• M13: 12,030,960 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.4

Radius: 10.4

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.16 AU - 2.6 AU

Year: 2335 Days

Day: 10.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 45,780,054 km

• M1: 129,701 km (0.091 R)
• M2: 828,473 km (0.111 R)
• M3: 1,177,036 km (0.108 R)
• M4: 1,733,690 km (0.074 R)
• M5: 2,471,207 km (0.083 R)
• M6: 3,187,631 km (0.085 R)
• M7: 3,727,979 km (0.047 R)
• M8: 5,410,057 km (0.064 R)
• M9: 6,877,463 km (0.117 R)
• M10: 7,834,141 km (0.112 R)
• M11: 8,650,198 km (0.075 R)
• M12: 10,611,875 km (0.028 R)
• M13: 11,037,331 km (0.116 R)

Asteroid Belt

Center: 2.9 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.8

Radius: 13.5

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.02 AU - 3.8 AU

Year: 4004 Days

Day: 14.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,780,054 km

• M1: 167,849 km (0.086 R)
• M2: 762,800 km (0.074 R)
• M3: 1,201,271 km (0.065 R)
• M4: 1,766,302 km (0.074 R)
• M5: 2,196,695 km (0.105 R)
• M6: 3,056,584 km (0.081 R)
• M7: 4,241,548 km (0.091 R)
• M8: 5,336,156 km (0.109 R)
• M9: 7,702,645 km (0.103 R)
• M10: 8,362,970 km (0.086 R)
• M11: 8,873,547 km (0.076 R)
• M12: 9,404,769 km (0.056 R)
• M13: 12,155,725 km (0.119 R)
• M14: 13,052,115 km (0.075 R)
• M15: 14,713,250 km (0.103 R)
• M16: 15,513,299 km (0.114 R)
• M17: 18,758,526 km (0.115 R)
• M18: 19,827,253 km (0.062 R)
• M19: 20,671,434 km (0.09 R)
• M20: 23,420,145 km (0.099 R)
• M21: 24,733,315 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.1

Radius: 13.2

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 4.87 AU - 5.73 AU

Year: 7758 Days

Day: 14 Hours

Environment

Temp: -217 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 45,780,054 km

• M1: 164,109 km (0.054 R)
• M2: 689,347 km (0.097 R)
• M3: 1,306,737 km (0.117 R)
• M4: 2,764,269 km (0.098 R)
• M5: 3,397,368 km (0.106 R)
• M6: 4,032,111 km (0.092 R)
• M7: 5,924,973 km (0.107 R)
• M8: 7,256,993 km (0.101 R)
• M9: 8,506,135 km (0.082 R)
• M10: 10,066,441 km (0.111 R)
• M11: 11,713,812 km (0.1 R)
• M12: 12,400,616 km (0.103 R)
• M13: 13,963,166 km (0.115 R)
• M14: 16,126,351 km (0.074 R)
• M15: 20,260,788 km (0.112 R)
• M16: 22,273,777 km (0.12 R)
• M17: 23,252,446 km (0.117 R)
• M18: 23,713,656 km (0.095 R)
• M19: 25,783,492 km (0.119 R)
• M20: 27,200,184 km (0.113 R)
• M21: 27,626,688 km (0.064 R)
• M22: 28,405,494 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 202.5

Radius: 3.9

Gravity: 13.31 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 6.97 AU - 11.03 AU

Year: 17167 Days

Day: 15.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 45,780,054 km

• M1: 48,470 km (0.106 R)
• M2: 182,210 km (0.066 R)
• M3: 403,465 km (0.101 R)
• M4: 780,302 km (0.112 R)
• M5: 1,371,663 km (0.052 R)
• M6: 2,254,141 km (0.105 R)
• M7: 2,479,435 km (0.097 R)
• M8: 2,953,361 km (0.075 R)
• M9: 3,761,040 km (0.107 R)
• M10: 5,528,240 km (0.08 R)
• M11: 5,973,144 km (0.092 R)
• M12: 7,130,283 km (0.117 R)
• M13: 7,657,017 km (0.104 R)
• M14: 8,607,113 km (0.114 R)
• M15: 10,479,780 km (0.052 R)
• M16: 10,842,405 km (0.045 R)
• M17: 12,607,510 km (0.057 R)
• M18: 13,497,169 km (0.067 R)
• M19: 16,072,945 km (0.074 R)
• M20: 17,331,961 km (0.059 R)
• M21: 17,765,794 km (0.087 R)
• M22: 18,206,958 km (0.03 R)
• M23: 18,655,303 km (0.086 R)
• M24: 23,463,080 km (0.097 R)
• M25: 27,153,809 km (0.081 R)
• M26: 33,498,105 km (0.12 R)
• M27: 42,827,626 km (0.09 R)
• M28: 44,421,741 km (0.108 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 15,319 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit