🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.44 AU - 0.58 AU

Year: 138 Days

Day: 12.2 Hours

Environment

Temp: 231 °C

Axial Tilt: 36.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.83 AU - 0.83 AU

Year: 286 Days

Day: 38.4 Hours

Environment

Temp: 138 °C

Axial Tilt: 139.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 83,737,489 km

• M1: 154,086 km (0.065 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.71 AU - 0.97 AU

Year: 292 Days

Day: 24.5 Hours

Environment

Temp: 25 °C

Axial Tilt: 27 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 83,737,489 km

• M1: 275,858 km (0.032 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.27 AU - 1.31 AU

Year: 555 Days

Day: 15.3 Hours

Environment

Temp: -36 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,737,489 km

• M1: 150,346 km (0.073 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 2.2 AU - 2.6 AU

Year: 1408 Days

Day: 12.7 Hours

Environment

Temp: -98 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.1

Radius: 14.4

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 4.7 AU - 6.56 AU

Year: 5060 Days

Day: 5.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 83,737,489 km

• M1: 179,218 km (0.053 R)
• M2: 636,090 km (0.055 R)
• M3: 3,061,820 km (0.05 R)
• M4: 4,579,939 km (0.081 R)
• M5: 5,652,855 km (0.088 R)
• M6: 6,489,556 km (0.025 R)
• M7: 6,955,254 km (0.061 R)
• M8: 10,640,897 km (0.096 R)
• M9: 12,115,333 km (0.076 R)
• M10: 12,875,889 km (0.119 R)
• M11: 14,436,643 km (0.092 R)
• M12: 20,505,979 km (0.117 R)
• M13: 22,781,512 km (0.105 R)
• M14: 23,628,086 km (0.062 R)
• M15: 24,415,719 km (0.096 R)
• M16: 25,384,066 km (0.046 R)
• M17: 30,152,797 km (0.115 R)
• M18: 30,706,609 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.4

Radius: 12.5

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 6.47 AU - 8.91 AU

Year: 8077 Days

Day: 9.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 83,737,489 km

• M1: 168,148 km (0.073 R)
• M2: 581,786 km (0.1 R)
• M3: 1,113,607 km (0.115 R)
• M4: 1,534,425 km (0.119 R)
• M5: 3,263,328 km (0.082 R)
• M6: 3,862,467 km (0.094 R)
• M7: 4,311,111 km (0.069 R)
• M8: 5,126,569 km (0.029 R)
• M9: 6,007,551 km (0.061 R)
• M10: 6,723,527 km (0.111 R)
• M11: 7,656,718 km (0.107 R)
• M12: 8,368,654 km (0.1 R)
• M13: 9,033,168 km (0.117 R)
• M14: 10,823,107 km (0.047 R)
• M15: 11,720,395 km (0.12 R)
• M16: 12,896,683 km (0.116 R)
• M17: 13,844,535 km (0.043 R)
• M18: 19,445,479 km (0.098 R)
• M19: 20,770,767 km (0.067 R)
• M20: 21,989,541 km (0.112 R)
• M21: 22,490,245 km (0.058 R)
• M22: 26,679,135 km (0.099 R)
• M23: 30,631,810 km (0.077 R)
• M24: 37,504,485 km (0.102 R)
• M25: 41,171,728 km (0.085 R)
• M26: 42,962,115 km (0.066 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.5

Radius: 8.4

Gravity: 12.49 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 7.9 AU - 9.76 AU

Year: 9938 Days

Day: 6.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,737,489 km

• M1: 104,419 km (0.106 R)
• M2: 1,461,870 km (0.108 R)
• M3: 1,818,362 km (0.059 R)
• M4: 4,518,304 km (0.079 R)
• M5: 5,314,315 km (0.04 R)
• M6: 6,581,409 km (0.109 R)
• M7: 9,852,665 km (0.087 R)
• M8: 11,074,282 km (0.081 R)
• M9: 11,522,028 km (0.081 R)
• M10: 12,275,253 km (0.098 R)
• M11: 13,060,792 km (0.093 R)
• M12: 14,866,288 km (0.11 R)
• M13: 15,137,210 km (0.116 R)
• M14: 16,541,186 km (0.083 R)
• M15: 26,238,270 km (0.105 R)
• M16: 27,336,617 km (0.105 R)
• M17: 28,154,618 km (0.108 R)
• M18: 28,674,022 km (0.099 R)
• M19: 32,490,713 km (0.111 R)
• M20: 48,426,626 km (0.115 R)
• M21: 50,993,277 km (0.109 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.1

Radius: 14.3

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 9.22 AU - 13.18 AU

Year: 14196 Days

Day: 11.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,737,489 km

• M1: 177,872 km (0.102 R)
• M2: 675,584 km (0.06 R)
• M3: 1,217,427 km (0.081 R)
• M4: 2,233,347 km (0.026 R)
• M5: 3,165,790 km (0.104 R)
• M6: 4,398,327 km (0.114 R)
• M7: 6,837,071 km (0.088 R)
• M8: 7,914,924 km (0.104 R)
• M9: 9,694,092 km (0.095 R)
• M10: 10,702,680 km (0.106 R)
• M11: 12,317,889 km (0.108 R)
• M12: 15,832,840 km (0.046 R)
• M13: 16,621,969 km (0.064 R)
• M14: 17,924,966 km (0.115 R)
• M15: 19,443,385 km (0.079 R)
• M16: 24,774,155 km (0.114 R)
• M17: 25,480,257 km (0.088 R)
• M18: 34,922,875 km (0.039 R)
• M19: 39,753,839 km (0.09 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 640.6

Radius: 4

Gravity: 40.04 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 13.83 AU - 17.85 AU

Year: 23877 Days

Day: 16.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 83,737,489 km

• M1: 50,265 km (0.083 R)
• M2: 225,294 km (0.052 R)
• M3: 679,922 km (0.044 R)
• M4: 1,041,650 km (0.099 R)
• M5: 1,453,792 km (0.083 R)
• M6: 3,281,280 km (0.064 R)
• M7: 3,456,459 km (0.095 R)
• M8: 4,254,563 km (0.058 R)
• M9: 4,751,528 km (0.111 R)
• M10: 6,474,147 km (0.068 R)
• M11: 8,089,804 km (0.107 R)
• M12: 8,302,233 km (0.112 R)
• M13: 10,385,683 km (0.099 R)
• M14: 11,020,875 km (0.119 R)
• M15: 12,021,685 km (0.112 R)
• M16: 13,671,749 km (0.084 R)
• M17: 14,356,459 km (0.076 R)
• M18: 14,746,610 km (0.067 R)
• M19: 14,904,735 km (0.102 R)
• M20: 15,304,760 km (0.119 R)
• M21: 21,175,579 km (0.098 R)
• M22: 21,680,920 km (0.115 R)
• M23: 30,256,319 km (0.12 R)
• M24: 32,873,982 km (0.069 R)
• M25: 33,415,078 km (0.086 R)
• M26: 34,514,922 km (0.067 R)
• M27: 44,855,126 km (0.039 R)
• M28: 51,626,076 km (0.114 R)
• M29: 54,401,714 km (0.11 R)
• M30: 54,590,208 km (0.053 R)
• M31: 60,248,298 km (0.12 R)
• M32: 62,699,460 km (0.12 R)
• M33: 69,781,572 km (0.099 R)
• M34: 71,801,592 km (0.057 R)
• M35: 72,483,460 km (0.114 R)
• M36: 79,057,388 km (0.118 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 19,989 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit