🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.92 AU - 1.2 AU

Year: 502 Days

Day: 18.4 Hours

Environment

Temp: -80 °C

Axial Tilt: 46.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.71 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.2

Radius: 12

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.95 AU - 2.75 AU

Year: 1658 Days

Day: 8 Hours

Environment

Temp: -135 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 66,570,788 km

• M1: 157,227 km (0.078 R)
• M2: 822,190 km (0.04 R)
• M3: 1,433,447 km (0.104 R)
• M4: 1,854,864 km (0.032 R)
• M5: 2,730,311 km (0.096 R)
• M6: 3,649,590 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246.3

Radius: 14.9

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.01 AU - 3.93 AU

Year: 2975 Days

Day: 8.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 66,570,788 km

• M1: 185,352 km (0.099 R)
• M2: 976,425 km (0.1 R)
• M3: 1,463,217 km (0.082 R)
• M4: 2,282,714 km (0.065 R)
• M5: 3,022,625 km (0.078 R)
• M6: 3,883,411 km (0.11 R)
• M7: 4,382,021 km (0.065 R)
• M8: 5,309,228 km (0.084 R)
• M9: 6,489,256 km (0.119 R)
• M10: 7,442,644 km (0.105 R)
• M11: 8,158,320 km (0.069 R)
• M12: 9,141,178 km (0.11 R)
• M13: 9,962,769 km (0.092 R)
• M14: 10,444,175 km (0.069 R)
• M15: 11,085,801 km (0.073 R)
• M16: 11,753,755 km (0.05 R)
• M17: 12,487,981 km (0.059 R)
• M18: 14,875,115 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.3

Radius: 12.3

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 4.67 AU - 6.43 AU

Year: 6017 Days

Day: 9.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,570,788 km

• M1: 154,086 km (0.081 R)
• M2: 554,111 km (0.036 R)
• M3: 1,106,875 km (0.066 R)
• M4: 1,769,294 km (0.098 R)
• M5: 2,492,301 km (0.083 R)
• M6: 2,904,293 km (0.09 R)
• M7: 3,361,913 km (0.034 R)
• M8: 4,424,207 km (0.097 R)
• M9: 6,099,255 km (0.085 R)
• M10: 9,588,176 km (0.071 R)
• M11: 11,509,611 km (0.032 R)
• M12: 14,625,286 km (0.047 R)
• M13: 15,087,095 km (0.062 R)
• M14: 16,284,476 km (0.086 R)
• M15: 22,390,912 km (0.097 R)
• M16: 23,947,328 km (0.069 R)
• M17: 26,245,899 km (0.056 R)
• M18: 30,804,146 km (0.106 R)
• M19: 33,022,533 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.6

Radius: 13.8

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 7.93 AU - 9.73 AU

Year: 12074 Days

Day: 8.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 109.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 66,570,788 km

• M1: 177,573 km (0.076 R)
• M2: 641,924 km (0.085 R)
• M3: 2,744,822 km (0.112 R)
• M4: 3,412,028 km (0.081 R)
• M5: 4,214,471 km (0.102 R)
• M6: 4,848,467 km (0.088 R)
• M7: 5,580,449 km (0.086 R)
• M8: 7,349,743 km (0.055 R)
• M9: 9,669,707 km (0.088 R)
• M10: 10,886,536 km (0.1 R)
• M11: 13,751,635 km (0.077 R)
• M12: 17,462,559 km (0.078 R)
• M13: 18,153,103 km (0.107 R)
• M14: 19,425,732 km (0.081 R)
• M15: 22,505,504 km (0.09 R)
• M16: 23,323,654 km (0.073 R)
• M17: 28,549,706 km (0.102 R)
• M18: 29,508,479 km (0.099 R)
• M19: 31,942,885 km (0.084 R)
• M20: 36,458,347 km (0.097 R)
• M21: 43,442,623 km (0.11 R)
• M22: 49,726,631 km (0.086 R)
• M23: 51,582,692 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.3

Radius: 10.3

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 7.03 AU - 10.87 AU

Year: 12321 Days

Day: 12.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 66,570,788 km

• M1: 131,197 km (0.117 R)
• M2: 485,894 km (0.074 R)
• M3: 1,198,578 km (0.068 R)
• M4: 1,593,816 km (0.111 R)
• M5: 2,060,860 km (0.073 R)
• M6: 2,617,963 km (0.064 R)
• M7: 2,971,463 km (0.027 R)
• M8: 3,752,663 km (0.101 R)
• M9: 4,154,931 km (0.086 R)
• M10: 8,411,888 km (0.118 R)
• M11: 10,011,239 km (0.08 R)
• M12: 15,114,920 km (0.1 R)
• M13: 24,140,908 km (0.045 R)
• M14: 26,640,389 km (0.11 R)
• M15: 30,516,619 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 772.6

Radius: 5.6

Gravity: 24.64 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 9.1 AU - 11.68 AU

Year: 15411 Days

Day: 18.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 66,570,788 km

• M1: 69,713 km (0.095 R)
• M2: 525,837 km (0.11 R)
• M3: 1,035,666 km (0.079 R)
• M4: 1,211,743 km (0.12 R)
• M5: 1,691,503 km (0.076 R)
• M6: 2,637,560 km (0.095 R)
• M7: 2,848,194 km (0.113 R)
• M8: 3,805,770 km (0.119 R)
• M9: 4,553,161 km (0.07 R)
• M10: 4,961,413 km (0.072 R)
• M11: 6,542,663 km (0.096 R)
• M12: 9,153,146 km (0.073 R)
• M13: 11,499,888 km (0.117 R)
• M14: 11,685,838 km (0.087 R)
• M15: 12,646,256 km (0.11 R)
• M16: 17,097,092 km (0.086 R)
• M17: 17,502,502 km (0.055 R)
• M18: 17,997,372 km (0.119 R)
• M19: 18,416,994 km (0.033 R)
• M20: 18,671,759 km (0.067 R)
• M21: 19,981,339 km (0.079 R)
• M22: 21,821,093 km (0.088 R)
• M23: 23,075,621 km (0.059 R)
• M24: 23,770,653 km (0.047 R)
• M25: 27,789,450 km (0.03 R)
• M26: 31,265,207 km (0.113 R)
• M27: 33,990,731 km (0.079 R)
• M28: 35,280,414 km (0.072 R)
• M29: 35,673,557 km (0.114 R)
• M30: 38,094,200 km (0.093 R)
• M31: 58,721,951 km (0.064 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 186 - 17,191 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit