🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.43 AU - 0.59 AU

Year: 235 Days

Day: 17 Hours

Environment

Temp: -122 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.48 AU - 0.56 AU

Year: 242 Days

Day: 12.4 Hours

Environment

Temp: -117 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 44,157,566 km

• M1: 48,919 km (0.102 R)
• M2: 487,689 km (0.102 R)

Asteroid Belt

Center: 0.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.2

Radius: 14.8

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.99 AU - 1.17 AU

Year: 725 Days

Day: 5.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 44,157,566 km

• M1: 184,005 km (0.074 R)
• M2: 670,498 km (0.068 R)
• M3: 1,191,547 km (0.099 R)
• M4: 1,784,852 km (0.113 R)
• M5: 3,568,807 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.8

Radius: 14.5

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.16 AU - 1.62 AU

Year: 1058 Days

Day: 5.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,157,566 km

• M1: 181,313 km (0.11 R)
• M2: 636,539 km (0.094 R)
• M3: 1,107,623 km (0.102 R)
• M4: 1,715,738 km (0.092 R)
• M5: 2,292,737 km (0.117 R)
• M6: 3,783,031 km (0.083 R)
• M7: 4,719,514 km (0.105 R)
• M8: 5,352,462 km (0.111 R)
• M9: 6,351,626 km (0.083 R)
• M10: 7,346,751 km (0.114 R)
• M11: 8,498,356 km (0.069 R)
• M12: 8,974,376 km (0.09 R)
• M13: 9,888,569 km (0.034 R)
• M14: 10,799,021 km (0.049 R)
• M15: 11,291,647 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.1

Radius: 8.9

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.22 AU - 3.6 AU

Year: 4066 Days

Day: 10.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,157,566 km

• M1: 110,702 km (0.12 R)
• M2: 458,368 km (0.09 R)
• M3: 978,669 km (0.104 R)
• M4: 1,313,170 km (0.055 R)
• M5: 2,627,537 km (0.086 R)
• M6: 3,437,460 km (0.104 R)
• M7: 3,858,578 km (0.091 R)
• M8: 4,336,543 km (0.105 R)
• M9: 4,927,006 km (0.105 R)
• M10: 5,254,775 km (0.098 R)
• M11: 6,152,661 km (0.095 R)
• M12: 6,744,620 km (0.119 R)
• M13: 7,471,666 km (0.105 R)
• M14: 8,749,680 km (0.114 R)
• M15: 11,080,265 km (0.069 R)
• M16: 11,956,161 km (0.027 R)
• M17: 12,503,540 km (0.03 R)
• M18: 15,709,123 km (0.094 R)
• M19: 16,089,999 km (0.045 R)
• M20: 16,757,355 km (0.118 R)
• M21: 17,617,244 km (0.054 R)
• M22: 20,631,641 km (0.094 R)
• M23: 22,090,519 km (0.114 R)
• M24: 22,568,784 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.1

Radius: 15

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.09 AU - 3.93 AU

Year: 4246 Days

Day: 6.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 44,157,566 km

• M1: 187,745 km (0.093 R)
• M2: 705,055 km (0.11 R)
• M3: 1,280,707 km (0.075 R)
• M4: 1,845,140 km (0.026 R)
• M5: 2,326,995 km (0.072 R)
• M6: 3,097,574 km (0.118 R)
• M7: 3,808,463 km (0.06 R)
• M8: 4,956,327 km (0.083 R)
• M9: 5,611,715 km (0.095 R)
• M10: 6,239,129 km (0.068 R)
• M11: 6,882,998 km (0.089 R)
• M12: 7,378,765 km (0.105 R)
• M13: 8,442,705 km (0.047 R)
• M14: 10,347,086 km (0.028 R)
• M15: 11,766,770 km (0.08 R)
• M16: 12,252,814 km (0.069 R)
• M17: 13,407,859 km (0.105 R)
• M18: 13,938,632 km (0.106 R)
• M19: 15,721,390 km (0.109 R)
• M20: 19,551,395 km (0.108 R)
• M21: 20,741,745 km (0.056 R)
• M22: 22,651,212 km (0.065 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.8

Radius: 8.3

Gravity: 13.18 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.55 AU - 5.91 AU

Year: 6642 Days

Day: 10.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,157,566 km

• M1: 103,223 km (0.046 R)
• M2: 457,769 km (0.101 R)
• M3: 1,488,349 km (0.084 R)
• M4: 1,891,815 km (0.085 R)
• M5: 2,245,314 km (0.113 R)
• M6: 2,858,516 km (0.118 R)
• M7: 3,508,668 km (0.072 R)
• M8: 4,749,134 km (0.103 R)
• M9: 5,406,317 km (0.107 R)
• M10: 6,863,999 km (0.035 R)
• M11: 7,429,180 km (0.074 R)
• M12: 7,822,921 km (0.059 R)
• M13: 8,397,527 km (0.113 R)
• M14: 9,088,370 km (0.048 R)
• M15: 10,004,657 km (0.032 R)
• M16: 12,343,620 km (0.085 R)
• M17: 13,179,273 km (0.036 R)
• M18: 16,041,828 km (0.027 R)
• M19: 25,002,741 km (0.114 R)
• M20: 25,442,708 km (0.097 R)
• M21: 26,610,619 km (0.116 R)
• M22: 26,977,134 km (0.108 R)
• M23: 28,381,409 km (0.048 R)
• M24: 28,668,038 km (0.112 R)
• M25: 35,252,289 km (0.104 R)
• M26: 39,722,274 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.8

Radius: 13

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.93 AU - 6.45 AU

Year: 8764 Days

Day: 5.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,157,566 km

• M1: 163,510 km (0.096 R)
• M2: 769,382 km (0.109 R)
• M3: 1,407,716 km (0.066 R)
• M4: 2,384,440 km (0.098 R)
• M5: 3,450,774 km (0.039 R)
• M6: 4,092,699 km (0.075 R)
• M7: 4,721,458 km (0.12 R)
• M8: 9,602,388 km (0.112 R)
• M9: 15,423,092 km (0.112 R)
• M10: 17,775,369 km (0.084 R)
• M11: 20,174,170 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 133.2

Radius: 4.1

Gravity: 7.92 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 8.36 AU - 11.4 AU

Year: 20052 Days

Day: 24.7 Hours

Environment

Temp: -239 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 44,157,566 km

• M1: 90,058 km (0.109 R)
• M2: 252,671 km (0.094 R)
• M3: 442,211 km (0.085 R)
• M4: 1,974,692 km (0.108 R)
• M5: 2,231,252 km (0.084 R)
• M6: 2,548,400 km (0.064 R)
• M7: 3,272,304 km (0.045 R)
• M8: 3,833,894 km (0.094 R)
• M9: 4,748,236 km (0.083 R)
• M10: 5,400,633 km (0.103 R)
• M11: 6,216,988 km (0.096 R)
• M12: 6,729,511 km (0.09 R)
• M13: 7,389,237 km (0.108 R)
• M14: 8,219,206 km (0.078 R)
• M15: 9,435,886 km (0.091 R)
• M16: 9,673,597 km (0.085 R)
• M17: 14,603,445 km (0.09 R)
• M18: 17,279,751 km (0.097 R)
• M19: 17,421,570 km (0.12 R)
• M20: 17,564,136 km (0.109 R)
• M21: 18,584,095 km (0.09 R)
• M22: 19,489,311 km (0.043 R)
• M23: 20,581,974 km (0.114 R)
• M24: 24,015,844 km (0.114 R)
• M25: 28,597,428 km (0.081 R)
• M26: 30,006,042 km (0.076 R)
• M27: 38,346,572 km (0.104 R)
• M28: 39,073,617 km (0.113 R)
• M29: 41,946,196 km (0.107 R)
• M30: 42,330,961 km (0.107 R)
• M31: 43,237,824 km (0.057 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 163 - 13,986 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit