🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.04 AU - 1.5 AU

Year: 503 Days

Day: 26.9 Hours

Environment

Temp: 16 °C

Axial Tilt: 37.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.39 AU - 1.95 AU

Year: 758 Days

Day: 17.6 Hours

Environment

Temp: -30 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,962,810 km

• M1: 1,423,723 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.35 AU - 2.05 AU

Year: 779 Days

Day: 18.5 Hours

Environment

Temp: -45 °C

Axial Tilt: 26.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 3.25 AU - 4.91 AU

Year: 2896 Days

Day: 25.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.97 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899

Radius: 9.1

Gravity: 10.86 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 5.4 AU - 6.32 AU

Year: 4986 Days

Day: 13.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 99,962,810 km

• M1: 113,545 km (0.113 R)
• M2: 463,305 km (0.089 R)
• M3: 774,917 km (0.079 R)
• M4: 1,428,510 km (0.107 R)
• M5: 2,429,619 km (0.063 R)
• M6: 2,991,359 km (0.089 R)
• M7: 3,398,116 km (0.094 R)
• M8: 3,727,231 km (0.09 R)
• M9: 4,199,063 km (0.078 R)
• M10: 4,683,760 km (0.111 R)
• M11: 5,348,872 km (0.11 R)
• M12: 7,110,088 km (0.081 R)
• M13: 10,636,409 km (0.118 R)
• M14: 11,537,885 km (0.087 R)
• M15: 12,335,840 km (0.091 R)
• M16: 13,438,377 km (0.116 R)
• M17: 15,479,340 km (0.095 R)
• M18: 16,081,173 km (0.091 R)
• M19: 16,449,632 km (0.114 R)
• M20: 19,188,769 km (0.112 R)
• M21: 19,603,455 km (0.09 R)
• M22: 25,552,663 km (0.101 R)
• M23: 31,063,100 km (0.098 R)
• M24: 32,213,957 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.2

Radius: 10.9

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 6.08 AU - 8.24 AU

Year: 6734 Days

Day: 8.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 99,962,810 km

• M1: 135,984 km (0.093 R)
• M2: 487,240 km (0.087 R)
• M3: 1,033,272 km (0.029 R)
• M4: 2,714,603 km (0.085 R)
• M5: 3,928,889 km (0.028 R)
• M6: 5,693,396 km (0.091 R)
• M7: 6,875,967 km (0.108 R)
• M8: 8,337,688 km (0.116 R)
• M9: 9,540,455 km (0.114 R)
• M10: 9,904,426 km (0.026 R)
• M11: 11,302,568 km (0.104 R)
• M12: 14,907,577 km (0.093 R)
• M13: 15,710,918 km (0.11 R)
• M14: 16,219,551 km (0.11 R)
• M15: 17,336,748 km (0.088 R)
• M16: 22,084,236 km (0.075 R)
• M17: 25,400,372 km (0.065 R)
• M18: 32,079,468 km (0.033 R)
• M19: 33,313,351 km (0.12 R)
• M20: 34,899,687 km (0.091 R)
• M21: 35,766,009 km (0.086 R)
• M22: 38,108,412 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.5

Radius: 9.7

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 7.16 AU - 8.04 AU

Year: 7364 Days

Day: 9.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 137.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 99,962,810 km

• M1: 120,725 km (0.05 R)
• M2: 446,699 km (0.096 R)
• M3: 1,175,390 km (0.11 R)
• M4: 1,542,803 km (0.066 R)
• M5: 2,122,345 km (0.113 R)
• M6: 3,236,700 km (0.084 R)
• M7: 3,852,444 km (0.103 R)
• M8: 4,338,637 km (0.079 R)
• M9: 4,649,801 km (0.097 R)
• M10: 5,087,674 km (0.099 R)
• M11: 5,613,211 km (0.036 R)
• M12: 6,602,951 km (0.116 R)
• M13: 8,008,273 km (0.12 R)
• M14: 8,518,252 km (0.094 R)
• M15: 10,044,151 km (0.112 R)
• M16: 11,645,446 km (0.083 R)
• M17: 12,147,198 km (0.105 R)
• M18: 14,700,983 km (0.111 R)
• M19: 15,767,466 km (0.091 R)
• M20: 16,884,663 km (0.082 R)
• M21: 17,204,204 km (0.12 R)
• M22: 18,120,341 km (0.117 R)
• M23: 18,522,760 km (0.074 R)
• M24: 23,909,330 km (0.086 R)
• M25: 24,231,564 km (0.114 R)
• M26: 24,638,470 km (0.098 R)
• M27: 25,215,619 km (0.116 R)
• M28: 26,654,900 km (0.028 R)
• M29: 27,880,705 km (0.029 R)
• M30: 30,256,319 km (0.11 R)
• M31: 31,204,919 km (0.119 R)
• M32: 33,261,291 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 660.9

Radius: 3.2

Gravity: 64.54 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 17.76 AU - 21.58 AU

Year: 30661 Days

Day: 22.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 99,962,810 km

• M1: 48,320 km (0.115 R)
• M2: 180,116 km (0.113 R)
• M3: 383,868 km (0.083 R)
• M4: 505,192 km (0.069 R)
• M5: 827,276 km (0.105 R)
• M6: 952,041 km (0.025 R)
• M7: 1,089,372 km (0.105 R)
• M8: 1,239,718 km (0.104 R)
• M9: 1,638,845 km (0.081 R)
• M10: 1,878,351 km (0.052 R)
• M11: 2,140,596 km (0.072 R)
• M12: 2,280,620 km (0.1 R)
• M13: 3,407,092 km (0.041 R)
• M14: 3,830,154 km (0.08 R)
• M15: 4,142,963 km (0.096 R)
• M16: 5,142,277 km (0.041 R)
• M17: 6,579,913 km (0.072 R)
• M18: 7,874,084 km (0.036 R)
• M19: 8,039,988 km (0.099 R)
• M20: 9,328,624 km (0.101 R)
• M21: 12,756,360 km (0.11 R)
• M22: 12,908,651 km (0.099 R)
• M23: 22,944,274 km (0.1 R)
• M24: 24,318,181 km (0.1 R)
• M25: 25,144,410 km (0.113 R)
• M26: 25,383,916 km (0.093 R)
• M27: 27,735,296 km (0.086 R)
• M28: 28,119,313 km (0.038 R)
• M29: 33,008,321 km (0.1 R)
• M30: 33,295,400 km (0.046 R)
• M31: 33,439,612 km (0.115 R)
• M32: 38,434,236 km (0.12 R)
• M33: 42,194,827 km (0.042 R)
• M34: 46,913,443 km (0.077 R)
• M35: 61,621,906 km (0.109 R)
• M36: 66,751,168 km (0.079 R)
• M37: 72,883,634 km (0.067 R)
• M38: 80,154,539 km (0.096 R)
• M39: 99,962,793 km (0.102 R)

Kuiper Belt

Range: 31.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 385 - 14,732 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit