🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.86 AU - 1.06 AU

Year: 340 Days

Day: 25.7 Hours

Environment

Temp: 123 °C

Axial Tilt: 3.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.34 AU - 1.84 AU

Year: 725 Days

Day: 21.7 Hours

Environment

Temp: -45 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.82 AU - 2.54 AU

Year: 1164 Days

Day: 21.7 Hours

Environment

Temp: -64 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 4.02 AU - 4.12 AU

Year: 2969 Days

Day: 42.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.7

Radius: 14.7

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 4.26 AU - 6.56 AU

Year: 4551 Days

Day: 8.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 98,076,514 km

• M1: 182,809 km (0.088 R)
• M2: 724,502 km (0.092 R)
• M3: 1,260,362 km (0.098 R)
• M4: 1,718,580 km (0.091 R)
• M5: 2,229,906 km (0.107 R)
• M6: 2,861,957 km (0.101 R)
• M7: 4,011,766 km (0.088 R)
• M8: 5,479,620 km (0.063 R)
• M9: 6,010,842 km (0.107 R)
• M10: 6,839,166 km (0.082 R)
• M11: 7,456,407 km (0.115 R)
• M12: 8,490,577 km (0.04 R)
• M13: 9,327,278 km (0.1 R)
• M14: 11,732,961 km (0.071 R)
• M15: 15,318,972 km (0.114 R)
• M16: 18,059,305 km (0.097 R)
• M17: 18,842,151 km (0.106 R)
• M18: 19,715,653 km (0.079 R)
• M19: 20,475,610 km (0.098 R)
• M20: 22,573,272 km (0.096 R)
• M21: 23,328,890 km (0.107 R)
• M22: 27,532,591 km (0.115 R)
• M23: 30,999,372 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.2

Radius: 14.6

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 10 AU - 10.76 AU

Year: 12094 Days

Day: 13.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 98,076,514 km

• M1: 181,612 km (0.118 R)
• M2: 637,287 km (0.066 R)
• M3: 1,487,900 km (0.051 R)
• M4: 2,176,799 km (0.112 R)
• M5: 2,683,636 km (0.119 R)
• M6: 3,634,779 km (0.117 R)
• M7: 5,597,952 km (0.082 R)
• M8: 6,481,926 km (0.098 R)
• M9: 7,150,479 km (0.081 R)
• M10: 9,860,145 km (0.062 R)
• M11: 10,407,823 km (0.079 R)
• M12: 11,989,073 km (0.093 R)
• M13: 12,677,223 km (0.061 R)
• M14: 19,084,948 km (0.108 R)
• M15: 21,083,875 km (0.103 R)
• M16: 22,932,606 km (0.092 R)
• M17: 29,800,943 km (0.096 R)
• M18: 35,837,068 km (0.106 R)
• M19: 37,003,931 km (0.106 R)
• M20: 37,928,745 km (0.108 R)
• M21: 42,642,125 km (0.119 R)
• M22: 43,805,398 km (0.114 R)
• M23: 50,584,575 km (0.116 R)
• M24: 51,888,021 km (0.087 R)
• M25: 57,855,181 km (0.046 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.2

Radius: 9.6

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 10.51 AU - 13.65 AU

Year: 15184 Days

Day: 7.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 98,076,514 km

• M1: 119,828 km (0.058 R)
• M2: 519,703 km (0.114 R)
• M3: 1,247,945 km (0.096 R)
• M4: 1,951,504 km (0.046 R)
• M5: 3,252,856 km (0.06 R)
• M6: 3,635,228 km (0.074 R)
• M7: 4,128,153 km (0.082 R)
• M8: 4,813,910 km (0.078 R)
• M9: 5,121,334 km (0.107 R)
• M10: 6,338,761 km (0.075 R)
• M11: 7,780,884 km (0.077 R)
• M12: 8,162,509 km (0.102 R)
• M13: 9,194,734 km (0.067 R)
• M14: 12,813,506 km (0.076 R)
• M15: 14,204,767 km (0.036 R)
• M16: 14,583,698 km (0.101 R)
• M17: 17,717,325 km (0.118 R)
• M18: 21,937,181 km (0.071 R)
• M19: 24,189,527 km (0.032 R)
• M20: 25,371,500 km (0.112 R)
• M21: 28,444,838 km (0.029 R)
• M22: 29,658,526 km (0.075 R)
• M23: 29,967,296 km (0.051 R)
• M24: 30,382,430 km (0.067 R)
• M25: 31,543,459 km (0.114 R)
• M26: 33,506,931 km (0.111 R)
• M27: 34,066,577 km (0.106 R)
• M28: 34,746,200 km (0.085 R)
• M29: 35,666,526 km (0.112 R)
• M30: 37,077,234 km (0.102 R)
• M31: 39,015,573 km (0.037 R)
• M32: 43,225,108 km (0.078 R)
• M33: 44,289,497 km (0.06 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 877.1

Radius: 8

Gravity: 13.7 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 15.35 AU - 19.11 AU

Year: 25865 Days

Day: 18.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 112.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 98,076,514 km

• M1: 101,577 km (0.101 R)
• M2: 848,519 km (0.106 R)
• M3: 1,648,868 km (0.11 R)
• M4: 2,159,445 km (0.067 R)
• M5: 2,439,941 km (0.105 R)
• M6: 4,300,191 km (0.069 R)
• M7: 5,647,320 km (0.069 R)
• M8: 8,968,243 km (0.099 R)
• M9: 20,221,892 km (0.113 R)
• M10: 26,512,782 km (0.069 R)
• M11: 27,506,261 km (0.096 R)
• M12: 35,314,971 km (0.075 R)
• M13: 40,124,842 km (0.104 R)
• M14: 41,931,535 km (0.047 R)
• M15: 50,263,688 km (0.063 R)
• M16: 69,403,389 km (0.067 R)
• M17: 71,049,564 km (0.053 R)
• M18: 82,259,232 km (0.101 R)
• M19: 85,435,942 km (0.095 R)
• M20: 86,242,574 km (0.115 R)
• M21: 95,166,536 km (0.028 R)

Kuiper Belt

Range: 30.3 - 45.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 267 - 14,270 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit