🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.51 AU - 0.69 AU

Year: 178 Days

Day: 28.9 Hours

Environment

Temp: 185 °C

Axial Tilt: 42.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.7 AU - 0.84 AU

Year: 259 Days

Day: 39.1 Hours

Environment

Temp: 98 °C

Axial Tilt: 39.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,376,554 km

• M1: 36,801 km (0.088 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.12 AU - 2.8 AU

Year: 1477 Days

Day: 29.9 Hours

Environment

Temp: -107 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.9

Radius: 11.9

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.72 AU - 4.92 AU

Year: 3438 Days

Day: 13.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,376,554 km

• M1: 147,952 km (0.077 R)
• M2: 654,191 km (0.106 R)
• M3: 1,769,444 km (0.078 R)
• M4: 2,178,594 km (0.095 R)
• M5: 2,887,089 km (0.047 R)
• M6: 4,497,510 km (0.119 R)
• M7: 6,101,499 km (0.057 R)
• M8: 6,764,666 km (0.119 R)
• M9: 7,243,828 km (0.114 R)
• M10: 8,969,888 km (0.097 R)
• M11: 11,753,157 km (0.091 R)
• M12: 13,564,937 km (0.066 R)
• M13: 19,338,517 km (0.04 R)
• M14: 20,110,292 km (0.081 R)
• M15: 21,510,379 km (0.103 R)
• M16: 22,199,426 km (0.069 R)
• M17: 24,578,182 km (0.046 R)
• M18: 25,407,403 km (0.075 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 746.1

Radius: 7

Gravity: 15.23 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 15.94 AU - 18.68 AU

Year: 27575 Days

Day: 22.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 40,376,554 km

• M1: 90,208 km (0.092 R)
• M2: 325,375 km (0.06 R)
• M3: 805,435 km (0.114 R)
• M4: 1,023,399 km (0.097 R)
• M5: 1,809,685 km (0.063 R)
• M6: 2,058,467 km (0.096 R)
• M7: 2,782,371 km (0.088 R)
• M8: 3,537,541 km (0.073 R)
• M9: 4,277,003 km (0.12 R)
• M10: 4,495,566 km (0.077 R)
• M11: 5,790,485 km (0.088 R)
• M12: 6,863,102 km (0.084 R)
• M13: 7,472,713 km (0.087 R)
• M14: 8,172,980 km (0.053 R)
• M15: 8,453,776 km (0.072 R)
• M16: 10,018,869 km (0.108 R)
• M17: 10,602,899 km (0.106 R)
• M18: 13,244,647 km (0.117 R)
• M19: 14,593,871 km (0.095 R)
• M20: 23,067,692 km (0.106 R)
• M21: 24,779,092 km (0.111 R)
• M22: 27,816,826 km (0.065 R)
• M23: 31,778,776 km (0.075 R)
• M24: 35,207,260 km (0.066 R)
• M25: 36,101,407 km (0.058 R)
• M26: 38,402,821 km (0.051 R)
• M27: 41,455,964 km (0.083 R)
• M28: 42,788,581 km (0.086 R)
• M29: 44,321,511 km (0.096 R)
• M30: 44,840,615 km (0.095 R)
• M31: 47,316,610 km (0.056 R)
• M32: 50,068,911 km (0.072 R)
• M33: 52,153,857 km (0.099 R)
• M34: 52,732,352 km (0.059 R)
• M35: 53,120,409 km (0.045 R)
• M36: 57,310,645 km (0.1 R)
• M37: 63,233,075 km (0.092 R)
• M38: 68,623,535 km (0.067 R)
• M39: 70,486,328 km (0.098 R)
• M40: 75,044,874 km (0.105 R)
• M41: 82,636,517 km (0.08 R)
• M42: 84,213,877 km (0.083 R)
• M43: 90,169,219 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 155.9

Radius: 8

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 16.54 AU - 20.42 AU

Year: 30417 Days

Day: 17.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 40,376,554 km

• M1: 99,483 km (0.058 R)
• M2: 779,704 km (0.117 R)
• M3: 1,962,425 km (0.113 R)
• M4: 2,531,645 km (0.081 R)
• M5: 3,794,251 km (0.097 R)
• M6: 4,326,969 km (0.031 R)
• M7: 5,079,147 km (0.083 R)
• M8: 7,859,124 km (0.052 R)
• M9: 9,283,146 km (0.057 R)
• M10: 11,578,875 km (0.08 R)
• M11: 13,953,741 km (0.113 R)
• M12: 16,103,612 km (0.058 R)
• M13: 17,257,311 km (0.086 R)
• M14: 18,880,149 km (0.083 R)
• M15: 26,707,857 km (0.083 R)
• M16: 29,095,739 km (0.036 R)
• M17: 34,167,406 km (0.08 R)
• M18: 46,322,083 km (0.12 R)
• M19: 53,860,320 km (0.078 R)
• M20: 56,776,431 km (0.086 R)
• M21: 57,126,340 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 42.3

Radius: 5.8

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 17.47 AU - 20.05 AU

Year: 31111 Days

Day: 16.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,376,554 km

• M1: 87,814 km (0.097 R)
• M2: 1,952,551 km (0.093 R)
• M3: 2,575,028 km (0.043 R)
• M4: 3,482,040 km (0.077 R)
• M5: 3,671,880 km (0.101 R)
• M6: 4,960,516 km (0.109 R)
• M7: 5,904,329 km (0.062 R)
• M8: 8,476,664 km (0.112 R)
• M9: 9,175,585 km (0.077 R)
• M10: 9,493,032 km (0.092 R)
• M11: 11,191,866 km (0.04 R)
• M12: 31,252,491 km (0.113 R)
• M13: 34,956,534 km (0.063 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 13,688 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit