🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.95 AU - 1.45 AU

Year: 485 Days

Day: 44 Hours

Environment

Temp: 1 °C

Axial Tilt: 17.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 83,075,678 km

• M1: 297,999 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.15 AU - 1.43 AU

Year: 541 Days

Day: 24.5 Hours

Environment

Temp: -4 °C

Axial Tilt: 27.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 83,075,678 km

• M1: 630,705 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.09 AU - 1.81 AU

Year: 644 Days

Day: 20.6 Hours

Environment

Temp: -35 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.42 AU - 2.3 AU

Year: 936 Days

Day: 15.9 Hours

Environment

Temp: -59 °C

Axial Tilt: 57.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.03 AU - 2.79 AU

Year: 1380 Days

Day: 23 Hours

Environment

Temp: -81 °C

Axial Tilt: 52.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,075,678 km

• M1: 627,563 km (0.109 R)

Asteroid Belt

Center: 3.62 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721

Radius: 14.5

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 4.79 AU - 4.85 AU

Year: 3904 Days

Day: 5.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,075,678 km

• M1: 180,265 km (0.1 R)
• M2: 748,139 km (0.091 R)
• M3: 1,308,383 km (0.066 R)
• M4: 2,265,660 km (0.092 R)
• M5: 3,058,828 km (0.103 R)
• M6: 3,817,289 km (0.072 R)
• M7: 5,795,422 km (0.085 R)
• M8: 7,349,594 km (0.12 R)
• M9: 10,284,106 km (0.029 R)
• M10: 11,669,831 km (0.11 R)
• M11: 12,788,524 km (0.088 R)
• M12: 13,673,545 km (0.095 R)
• M13: 14,182,776 km (0.113 R)
• M14: 14,863,596 km (0.061 R)
• M15: 19,801,073 km (0.102 R)
• M16: 20,256,300 km (0.06 R)
• M17: 21,255,464 km (0.114 R)
• M18: 22,427,264 km (0.117 R)
• M19: 23,352,228 km (0.044 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.3

Radius: 12.1

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 6.42 AU - 7.66 AU

Year: 6892 Days

Day: 9.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,075,678 km

• M1: 151,543 km (0.112 R)
• M2: 612,005 km (0.09 R)
• M3: 1,034,619 km (0.086 R)
• M4: 2,710,713 km (0.1 R)
• M5: 3,115,076 km (0.052 R)
• M6: 3,560,130 km (0.111 R)
• M7: 4,164,506 km (0.028 R)
• M8: 5,550,530 km (0.086 R)
• M9: 8,537,700 km (0.102 R)
• M10: 9,211,040 km (0.095 R)
• M11: 9,962,171 km (0.079 R)
• M12: 14,455,493 km (0.069 R)
• M13: 14,956,945 km (0.071 R)
• M14: 15,760,285 km (0.113 R)
• M15: 18,343,392 km (0.067 R)
• M16: 18,997,733 km (0.088 R)
• M17: 20,772,113 km (0.074 R)
• M18: 21,699,470 km (0.079 R)
• M19: 30,049,126 km (0.033 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 368.4

Radius: 5.1

Gravity: 14.16 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 18.44 AU - 20.02 AU

Year: 31113 Days

Day: 23.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 83,075,678 km

• M1: 63,429 km (0.07 R)
• M2: 237,561 km (0.106 R)
• M3: 1,196,633 km (0.104 R)
• M4: 1,608,177 km (0.079 R)
• M5: 2,282,415 km (0.086 R)
• M6: 2,633,371 km (0.085 R)
• M7: 3,561,925 km (0.063 R)
• M8: 3,904,205 km (0.088 R)
• M9: 5,063,738 km (0.084 R)
• M10: 5,742,913 km (0.102 R)
• M11: 5,953,846 km (0.079 R)
• M12: 6,346,390 km (0.097 R)
• M13: 6,709,614 km (0.115 R)
• M14: 7,086,601 km (0.096 R)
• M15: 7,378,616 km (0.119 R)
• M16: 8,463,799 km (0.1 R)
• M17: 9,651,456 km (0.039 R)
• M18: 9,949,754 km (0.114 R)
• M19: 11,336,227 km (0.077 R)
• M20: 12,918,225 km (0.076 R)
• M21: 14,025,848 km (0.083 R)
• M22: 14,331,476 km (0.039 R)
• M23: 16,344,016 km (0.09 R)
• M24: 16,853,696 km (0.097 R)
• M25: 20,721,699 km (0.103 R)
• M26: 27,930,820 km (0.052 R)
• M27: 33,838,590 km (0.112 R)
• M28: 35,647,527 km (0.071 R)
• M29: 35,931,464 km (0.065 R)
• M30: 38,405,962 km (0.097 R)
• M31: 39,154,849 km (0.027 R)
• M32: 47,186,460 km (0.115 R)
• M33: 47,700,478 km (0.104 R)
• M34: 48,218,236 km (0.089 R)
• M35: 56,441,332 km (0.115 R)
• M36: 62,825,571 km (0.052 R)
• M37: 72,138,936 km (0.047 R)
• M38: 79,637,678 km (0.059 R)
• M39: 80,610,065 km (0.095 R)
• M40: 81,590,379 km (0.043 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 17,049 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit