🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.48 AU - 0.6 AU

Year: 260 Days

Day: 26.2 Hours

Environment

Temp: -112 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.52 AU - 0.7 AU

Year: 313 Days

Day: 31.9 Hours

Environment

Temp: -121 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.6

Radius: 11.9

Gravity: 6.8 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.29 AU - 1.31 AU

Year: 972 Days

Day: 10 Hours

Environment

Temp: -176 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 70,994,483 km

• M1: 147,952 km (0.058 R)
• M2: 543,489 km (0.096 R)
• M3: 1,115,851 km (0.102 R)
• M4: 1,574,518 km (0.118 R)
• M5: 1,962,425 km (0.112 R)
• M6: 3,414,571 km (0.119 R)
• M7: 3,846,161 km (0.079 R)
• M8: 4,227,935 km (0.106 R)
• M9: 4,634,991 km (0.069 R)
• M10: 5,048,928 km (0.114 R)
• M11: 5,549,333 km (0.112 R)
• M12: 6,958,844 km (0.092 R)
• M13: 7,812,450 km (0.108 R)
• M14: 8,483,695 km (0.06 R)
• M15: 9,577,106 km (0.111 R)
• M16: 10,441,333 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207

Radius: 10.9

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.18 AU - 1.54 AU

Year: 1040 Days

Day: 10.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 70,994,483 km

• M1: 135,536 km (0.104 R)
• M2: 878,887 km (0.098 R)
• M3: 1,240,765 km (0.104 R)
• M4: 1,696,589 km (0.063 R)
• M5: 2,468,664 km (0.054 R)
• M6: 2,839,667 km (0.1 R)
• M7: 3,235,952 km (0.091 R)
• M8: 5,786,146 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.3

Radius: 8.3

Gravity: 10.28 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.37 AU - 2.45 AU

Year: 2454 Days

Day: 10.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 70,994,483 km

• M1: 103,372 km (0.103 R)
• M2: 405,560 km (0.101 R)
• M3: 671,694 km (0.06 R)
• M4: 1,068,278 km (0.11 R)
• M5: 1,330,823 km (0.119 R)
• M6: 1,802,355 km (0.096 R)
• M7: 2,206,269 km (0.106 R)
• M8: 2,595,224 km (0.113 R)
• M9: 3,493,559 km (0.093 R)
• M10: 3,828,658 km (0.117 R)
• M11: 4,124,114 km (0.064 R)
• M12: 4,738,961 km (0.078 R)
• M13: 5,786,894 km (0.118 R)
• M14: 7,424,393 km (0.096 R)
• M15: 7,760,838 km (0.118 R)
• M16: 8,630,002 km (0.088 R)
• M17: 10,220,527 km (0.05 R)
• M18: 10,675,753 km (0.119 R)
• M19: 11,383,949 km (0.082 R)
• M20: 11,708,577 km (0.075 R)
• M21: 11,997,600 km (0.114 R)
• M22: 12,461,503 km (0.112 R)
• M23: 13,113,301 km (0.114 R)
• M24: 14,203,271 km (0.049 R)
• M25: 14,674,803 km (0.103 R)
• M26: 16,926,999 km (0.112 R)
• M27: 17,190,740 km (0.039 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.3

Radius: 12.5

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.44 AU - 3.58 AU

Year: 3426 Days

Day: 14.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,994,483 km

• M1: 155,731 km (0.059 R)
• M2: 630,106 km (0.1 R)
• M3: 1,289,683 km (0.108 R)
• M4: 1,717,683 km (0.053 R)
• M5: 2,603,003 km (0.116 R)
• M6: 3,464,986 km (0.117 R)
• M7: 4,288,971 km (0.071 R)
• M8: 4,782,794 km (0.108 R)
• M9: 5,190,149 km (0.105 R)
• M10: 5,778,367 km (0.084 R)
• M11: 7,211,515 km (0.054 R)
• M12: 8,658,276 km (0.095 R)
• M13: 9,712,343 km (0.113 R)
• M14: 10,251,044 km (0.082 R)
• M15: 10,647,928 km (0.086 R)
• M16: 11,054,983 km (0.076 R)
• M17: 12,428,441 km (0.115 R)
• M18: 13,156,534 km (0.116 R)
• M19: 15,825,211 km (0.049 R)
• M20: 17,623,078 km (0.118 R)
• M21: 19,735,849 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 966

Radius: 7.6

Gravity: 16.72 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 7.57 AU - 8.67 AU

Year: 15179 Days

Day: 23.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,994,483 km

• M1: 94,995 km (0.114 R)
• M2: 501,153 km (0.113 R)
• M3: 991,385 km (0.082 R)
• M4: 1,283,999 km (0.116 R)
• M5: 2,439,642 km (0.089 R)
• M6: 2,980,738 km (0.06 R)
• M7: 3,627,898 km (0.085 R)
• M8: 3,954,321 km (0.108 R)
• M9: 4,804,336 km (0.06 R)
• M10: 5,614,408 km (0.111 R)
• M11: 8,283,533 km (0.111 R)
• M12: 10,121,194 km (0.043 R)
• M13: 11,320,819 km (0.113 R)
• M14: 11,890,488 km (0.098 R)
• M15: 13,433,141 km (0.067 R)
• M16: 14,143,731 km (0.089 R)
• M17: 15,332,435 km (0.058 R)
• M18: 16,425,996 km (0.098 R)
• M19: 18,162,677 km (0.112 R)
• M20: 18,680,585 km (0.083 R)
• M21: 20,944,749 km (0.083 R)
• M22: 25,150,095 km (0.066 R)
• M23: 27,449,713 km (0.083 R)
• M24: 29,766,835 km (0.104 R)
• M25: 36,805,265 km (0.12 R)
• M26: 40,196,200 km (0.066 R)
• M27: 42,267,532 km (0.085 R)
• M28: 43,635,904 km (0.086 R)
• M29: 48,575,775 km (0.112 R)
• M30: 48,906,685 km (0.111 R)
• M31: 57,677,010 km (0.085 R)
• M32: 58,607,808 km (0.119 R)
• M33: 62,431,081 km (0.11 R)
• M34: 64,603,092 km (0.065 R)
• M35: 65,204,027 km (0.089 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 460 - 17,320 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit