🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.45 AU - 0.57 AU

Year: 135 Days

Day: 38.2 Hours

Environment

Temp: 251 °C

Axial Tilt: 23.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.67 AU - 0.67 AU

Year: 203 Days

Day: 22.6 Hours

Environment

Temp: 191 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.57 AU - 2.11 AU

Year: 926 Days

Day: 44.1 Hours

Environment

Temp: -64 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.57 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.62 AU - 3.96 AU

Year: 2213 Days

Day: 33.5 Hours

Environment

Temp: -106 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 102,542,634 km

• M1: 255,364 km (0.083 R)
• M2: 1,087,128 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.9

Radius: 12.9

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 5.84 AU - 6.92 AU

Year: 5976 Days

Day: 12.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 102,542,634 km

• M1: 160,668 km (0.08 R)
• M2: 577,597 km (0.115 R)
• M3: 1,053,319 km (0.111 R)
• M4: 1,539,212 km (0.072 R)
• M5: 2,889,932 km (0.109 R)
• M6: 3,477,103 km (0.044 R)
• M7: 4,119,626 km (0.116 R)
• M8: 5,107,421 km (0.078 R)
• M9: 6,184,974 km (0.065 R)
• M10: 6,860,858 km (0.094 R)
• M11: 7,693,220 km (0.047 R)
• M12: 9,026,436 km (0.091 R)
• M13: 10,112,666 km (0.109 R)
• M14: 10,597,663 km (0.08 R)
• M15: 12,097,681 km (0.097 R)
• M16: 15,113,574 km (0.074 R)
• M17: 15,924,843 km (0.111 R)
• M18: 19,939,302 km (0.117 R)
• M19: 20,563,125 km (0.112 R)
• M20: 22,887,277 km (0.095 R)
• M21: 26,032,273 km (0.059 R)
• M22: 26,610,918 km (0.067 R)
• M23: 28,485,379 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.5

Radius: 12.8

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.32 AU - 8.86 AU

Year: 7001 Days

Day: 13 Hours

Environment

Temp: -169 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 102,542,634 km

• M1: 161,267 km (0.113 R)
• M2: 620,233 km (0.108 R)
• M3: 1,119,890 km (0.1 R)
• M4: 1,600,248 km (0.115 R)
• M5: 2,692,612 km (0.106 R)
• M6: 3,641,811 km (0.119 R)
• M7: 5,573,717 km (0.112 R)
• M8: 6,693,906 km (0.065 R)
• M9: 8,387,953 km (0.097 R)
• M10: 9,680,628 km (0.066 R)
• M11: 14,992,998 km (0.087 R)
• M12: 20,499,247 km (0.099 R)
• M13: 20,937,718 km (0.111 R)
• M14: 22,754,435 km (0.07 R)
• M15: 23,701,389 km (0.06 R)
• M16: 24,428,584 km (0.11 R)
• M17: 24,838,931 km (0.086 R)
• M18: 25,758,061 km (0.084 R)
• M19: 28,925,197 km (0.049 R)
• M20: 32,639,862 km (0.111 R)
• M21: 33,037,942 km (0.119 R)
• M22: 33,641,270 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332

Radius: 8

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 7.11 AU - 7.51 AU

Year: 7330 Days

Day: 6.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 102,542,634 km

• M1: 102,923 km (0.113 R)
• M2: 354,697 km (0.073 R)
• M3: 648,208 km (0.067 R)
• M4: 973,583 km (0.112 R)
• M5: 1,341,444 km (0.097 R)
• M6: 1,721,273 km (0.084 R)
• M7: 2,458,043 km (0.091 R)
• M8: 3,266,918 km (0.105 R)
• M9: 3,844,815 km (0.096 R)
• M10: 4,218,361 km (0.094 R)
• M11: 5,065,384 km (0.119 R)
• M12: 5,315,063 km (0.081 R)
• M13: 5,660,783 km (0.033 R)
• M14: 6,689,418 km (0.089 R)
• M15: 7,985,235 km (0.072 R)
• M16: 10,034,876 km (0.101 R)
• M17: 10,972,854 km (0.095 R)
• M18: 11,251,106 km (0.066 R)
• M19: 11,629,738 km (0.107 R)
• M20: 12,562,780 km (0.06 R)
• M21: 16,859,530 km (0.078 R)
• M22: 18,441,678 km (0.072 R)
• M23: 19,101,404 km (0.078 R)
• M24: 19,982,386 km (0.063 R)
• M25: 24,167,386 km (0.108 R)
• M26: 24,639,368 km (0.073 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 121.7

Radius: 7

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 12.3 AU - 13.14 AU

Year: 16824 Days

Day: 24.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 102,542,634 km

• M1: 87,066 km (0.055 R)
• M2: 331,808 km (0.089 R)
• M3: 702,960 km (0.098 R)
• M4: 958,174 km (0.115 R)
• M5: 1,921,136 km (0.079 R)
• M6: 3,506,574 km (0.099 R)
• M7: 6,277,276 km (0.104 R)
• M8: 8,634,639 km (0.105 R)
• M9: 11,731,315 km (0.111 R)
• M10: 12,150,788 km (0.11 R)
• M11: 12,744,093 km (0.113 R)
• M12: 13,075,602 km (0.109 R)
• M13: 19,631,729 km (0.118 R)
• M14: 19,852,086 km (0.103 R)
• M15: 21,832,313 km (0.072 R)
• M16: 35,990,555 km (0.067 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 150.7

Radius: 6.7

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 14.2 AU - 16.84 AU

Year: 22675 Days

Day: 16.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 102,542,634 km

• M1: 83,476 km (0.036 R)
• M2: 1,763,460 km (0.117 R)
• M3: 2,370,977 km (0.077 R)
• M4: 3,322,419 km (0.116 R)
• M5: 8,933,536 km (0.104 R)
• M6: 10,960,886 km (0.085 R)
• M7: 14,352,569 km (0.091 R)
• M8: 15,079,017 km (0.098 R)
• M9: 21,970,242 km (0.057 R)
• M10: 33,256,504 km (0.042 R)
• M11: 36,917,314 km (0.113 R)
• M12: 41,100,220 km (0.102 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 777.7

Radius: 5.9

Gravity: 22.34 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 15.38 AU - 21.5 AU

Year: 29366 Days

Day: 19.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 102,542,634 km

• M1: 145,559 km (0.084 R)
• M2: 594,801 km (0.099 R)
• M3: 3,925,747 km (0.073 R)
• M4: 6,880,455 km (0.087 R)
• M5: 8,334,546 km (0.064 R)
• M6: 9,982,367 km (0.086 R)
• M7: 13,988,298 km (0.114 R)
• M8: 17,214,825 km (0.091 R)
• M9: 19,452,211 km (0.119 R)
• M10: 22,428,760 km (0.116 R)
• M11: 23,676,855 km (0.111 R)
• M12: 28,868,350 km (0.112 R)
• M13: 31,169,165 km (0.081 R)
• M14: 32,009,606 km (0.105 R)
• M15: 36,131,925 km (0.103 R)
• M16: 38,319,794 km (0.08 R)
• M17: 56,986,018 km (0.112 R)
• M18: 60,807,346 km (0.1 R)
• M19: 86,000,226 km (0.102 R)
• M20: 91,584,265 km (0.071 R)
• M21: 93,305,389 km (0.086 R)
• M22: 101,929,108 km (0.064 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: 317 - 10,599 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit