🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.44 AU - 0.62 AU

Year: 142 Days

Day: 40.5 Hours

Environment

Temp: 226 °C

Axial Tilt: 34.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.52 AU - 0.54 AU

Year: 142 Days

Day: 41.8 Hours

Environment

Temp: 245 °C

Axial Tilt: 12.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.58 AU - 0.92 AU

Year: 240 Days

Day: 20.7 Hours

Environment

Temp: 95 °C

Axial Tilt: 36 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 91,122,827 km

• M1: 84,074 km (0.115 R)
• M2: 135,536 km (0.063 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.69 AU - 0.85 AU

Year: 249 Days

Day: 23.5 Hours

Environment

Temp: 136 °C

Axial Tilt: 173.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.9 AU - 1.12 AU

Year: 375 Days

Day: 41 Hours

Environment

Temp: 21 °C

Axial Tilt: 24 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 91,122,827 km

• M1: 89,460 km (0.038 R)

Asteroid Belt

Center: 3.1 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.8

Radius: 13.8

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 4.48 AU - 5.9 AU

Year: 4362 Days

Day: 8.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 91,122,827 km

• M1: 172,187 km (0.12 R)
• M2: 660,175 km (0.103 R)
• M3: 1,114,953 km (0.036 R)
• M4: 1,555,818 km (0.058 R)
• M5: 2,034,232 km (0.087 R)
• M6: 2,611,680 km (0.083 R)
• M7: 4,444,254 km (0.12 R)
• M8: 5,135,844 km (0.063 R)
• M9: 8,498,206 km (0.082 R)
• M10: 9,806,739 km (0.086 R)
• M11: 10,299,365 km (0.065 R)
• M12: 10,851,680 km (0.086 R)
• M13: 12,248,924 km (0.079 R)
• M14: 13,763,004 km (0.045 R)
• M15: 14,538,968 km (0.06 R)
• M16: 16,693,477 km (0.103 R)
• M17: 17,456,875 km (0.106 R)
• M18: 19,627,989 km (0.068 R)
• M19: 21,490,333 km (0.052 R)
• M20: 22,183,270 km (0.058 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.9

Radius: 12.3

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 5.19 AU - 6.15 AU

Year: 4981 Days

Day: 13.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 91,122,827 km

• M1: 153,188 km (0.058 R)
• M2: 623,524 km (0.107 R)
• M3: 1,182,870 km (0.12 R)
• M4: 1,913,357 km (0.069 R)
• M5: 3,039,679 km (0.111 R)
• M6: 3,672,329 km (0.051 R)
• M7: 4,269,224 km (0.055 R)
• M8: 4,824,083 km (0.102 R)
• M9: 5,628,769 km (0.116 R)
• M10: 7,866,754 km (0.067 R)
• M11: 8,901,522 km (0.086 R)
• M12: 10,243,265 km (0.115 R)
• M13: 10,643,739 km (0.081 R)
• M14: 11,287,758 km (0.03 R)
• M15: 12,806,475 km (0.076 R)
• M16: 13,324,234 km (0.101 R)
• M17: 13,964,064 km (0.1 R)
• M18: 16,426,295 km (0.114 R)
• M19: 19,638,161 km (0.057 R)
• M20: 20,537,394 km (0.104 R)
• M21: 24,568,608 km (0.065 R)
• M22: 26,769,641 km (0.116 R)
• M23: 28,833,942 km (0.038 R)
• M24: 29,634,740 km (0.067 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554.7

Radius: 10.4

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 5.85 AU - 6.05 AU

Year: 5355 Days

Day: 5.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 91,122,827 km

• M1: 130,150 km (0.112 R)
• M2: 458,966 km (0.071 R)
• M3: 986,299 km (0.08 R)
• M4: 1,323,343 km (0.085 R)
• M5: 1,816,268 km (0.087 R)
• M6: 2,627,986 km (0.066 R)
• M7: 3,003,028 km (0.117 R)
• M8: 3,601,419 km (0.12 R)
• M9: 4,020,293 km (0.07 R)
• M10: 4,956,477 km (0.086 R)
• M11: 5,308,181 km (0.035 R)
• M12: 7,675,418 km (0.051 R)
• M13: 8,000,195 km (0.085 R)
• M14: 8,447,792 km (0.044 R)
• M15: 8,951,488 km (0.099 R)
• M16: 9,640,087 km (0.103 R)
• M17: 10,495,188 km (0.056 R)
• M18: 12,503,988 km (0.069 R)
• M19: 13,995,629 km (0.114 R)
• M20: 15,545,164 km (0.079 R)
• M21: 22,673,502 km (0.09 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.8

Radius: 10.5

Gravity: 7.58 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 4.99 AU - 7.81 AU

Year: 5974 Days

Day: 8.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 91,122,827 km

• M1: 130,599 km (0.094 R)
• M2: 495,319 km (0.115 R)
• M3: 843,134 km (0.095 R)
• M4: 1,272,779 km (0.118 R)
• M5: 1,979,180 km (0.104 R)
• M6: 2,831,738 km (0.112 R)
• M7: 3,429,232 km (0.094 R)
• M8: 3,841,225 km (0.107 R)
• M9: 4,737,465 km (0.079 R)
• M10: 5,338,849 km (0.115 R)
• M11: 5,736,181 km (0.045 R)
• M12: 6,522,018 km (0.09 R)
• M13: 9,620,190 km (0.098 R)
• M14: 11,462,787 km (0.112 R)
• M15: 14,680,937 km (0.041 R)
• M16: 22,915,551 km (0.064 R)
• M17: 24,132,979 km (0.08 R)
• M18: 24,799,737 km (0.114 R)
• M19: 25,909,154 km (0.1 R)
• M20: 30,776,920 km (0.08 R)
• M21: 33,476,563 km (0.066 R)
• M22: 35,897,655 km (0.114 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 586.9

Radius: 5.6

Gravity: 18.71 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 14.85 AU - 21.27 AU

Year: 28317 Days

Day: 22.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 91,122,827 km

• M1: 103,671 km (0.118 R)
• M2: 831,315 km (0.1 R)
• M3: 1,615,208 km (0.114 R)
• M4: 2,383,543 km (0.102 R)
• M5: 2,577,571 km (0.086 R)
• M6: 3,081,267 km (0.056 R)
• M7: 4,644,415 km (0.065 R)
• M8: 6,073,674 km (0.081 R)
• M9: 12,579,236 km (0.05 R)
• M10: 14,012,683 km (0.106 R)
• M11: 14,248,449 km (0.118 R)
• M12: 23,054,677 km (0.095 R)
• M13: 26,605,682 km (0.098 R)
• M14: 33,351,948 km (0.114 R)
• M15: 33,913,688 km (0.086 R)
• M16: 40,833,936 km (0.116 R)
• M17: 42,126,162 km (0.093 R)
• M18: 44,452,858 km (0.05 R)
• M19: 46,340,035 km (0.115 R)
• M20: 46,514,316 km (0.115 R)
• M21: 65,785,813 km (0.027 R)
• M22: 70,740,644 km (0.101 R)
• M23: 74,975,162 km (0.077 R)
• M24: 83,686,545 km (0.11 R)
• M25: 84,723,108 km (0.085 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 333 - 18,843 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit