🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.67 AU - 1.05 AU

Year: 294 Days

Day: 26.1 Hours

Environment

Temp: 156 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 65,006,597 km

• M1: 218,862 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.82 AU - 1.26 AU

Year: 391 Days

Day: 18 Hours

Environment

Temp: 19 °C

Axial Tilt: 6.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 65,006,597 km

• M1: 70,909 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.11 AU - 1.49 AU

Year: 547 Days

Day: 42.8 Hours

Environment

Temp: -15 °C

Axial Tilt: 0.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.43 AU - 4.01 AU

Year: 2132 Days

Day: 21.1 Hours

Environment

Temp: -106 °C

Axial Tilt: 53 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 4.23 AU - 4.97 AU

Year: 3640 Days

Day: 21.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.44 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 12.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 683.7

Radius: 8

Gravity: 10.68 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 11.1 AU - 13.44 AU

Year: 15858 Days

Day: 18.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 65,006,597 km

• M1: 102,026 km (0.079 R)
• M2: 360,980 km (0.112 R)
• M3: 719,267 km (0.1 R)
• M4: 1,103,583 km (0.11 R)
• M5: 1,365,529 km (0.095 R)
• M6: 1,685,818 km (0.1 R)
• M7: 2,271,045 km (0.114 R)
• M8: 2,701,289 km (0.096 R)
• M9: 3,134,075 km (0.036 R)
• M10: 3,447,782 km (0.117 R)
• M11: 3,725,137 km (0.087 R)
• M12: 4,356,440 km (0.05 R)
• M13: 6,639,004 km (0.085 R)
• M14: 8,132,439 km (0.11 R)
• M15: 14,862,698 km (0.036 R)
• M16: 15,155,012 km (0.052 R)
• M17: 20,460,501 km (0.079 R)
• M18: 20,731,572 km (0.094 R)
• M19: 22,890,269 km (0.096 R)
• M20: 24,376,075 km (0.054 R)
• M21: 27,648,828 km (0.033 R)
• M22: 29,562,334 km (0.094 R)
• M23: 32,289,354 km (0.051 R)
• M24: 35,050,781 km (0.03 R)
• M25: 36,224,376 km (0.081 R)
• M26: 39,902,240 km (0.107 R)
• M27: 42,195,276 km (0.062 R)
• M28: 44,574,780 km (0.117 R)
• M29: 52,584,998 km (0.112 R)
• M30: 54,814,455 km (0.076 R)
• M31: 62,447,387 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 681.3

Radius: 5.5

Gravity: 22.52 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 13.67 AU - 13.95 AU

Year: 18935 Days

Day: 21.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 65,006,597 km

• M1: 68,366 km (0.072 R)
• M2: 310,416 km (0.097 R)
• M3: 531,671 km (0.056 R)
• M4: 912,996 km (0.105 R)
• M5: 1,779,915 km (0.106 R)
• M6: 2,103,645 km (0.114 R)
• M7: 2,443,382 km (0.086 R)
• M8: 3,744,285 km (0.09 R)
• M9: 4,211,030 km (0.1 R)
• M10: 4,543,287 km (0.065 R)
• M11: 7,189,674 km (0.073 R)
• M12: 7,810,804 km (0.111 R)
• M13: 9,104,377 km (0.099 R)
• M14: 9,323,837 km (0.067 R)
• M15: 11,525,020 km (0.063 R)
• M16: 11,781,880 km (0.119 R)
• M17: 13,124,520 km (0.025 R)
• M18: 13,334,406 km (0.114 R)
• M19: 14,942,135 km (0.102 R)
• M20: 18,016,221 km (0.115 R)
• M21: 19,337,619 km (0.119 R)
• M22: 21,974,581 km (0.075 R)
• M23: 23,998,640 km (0.077 R)
• M24: 27,149,171 km (0.07 R)
• M25: 30,320,646 km (0.03 R)
• M26: 32,566,858 km (0.082 R)
• M27: 36,414,964 km (0.078 R)
• M28: 45,158,062 km (0.117 R)
• M29: 45,636,626 km (0.047 R)
• M30: 46,929,301 km (0.027 R)
• M31: 53,403,897 km (0.088 R)
• M32: 54,118,227 km (0.113 R)
• M33: 57,598,322 km (0.101 R)
• M34: 58,161,109 km (0.065 R)
• M35: 58,917,177 km (0.063 R)
• M36: 68,928,416 km (0.049 R)
• M37: 71,705,251 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 188.6

Radius: 5.6

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 18.57 AU - 19.05 AU

Year: 30100 Days

Day: 18.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 159.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,006,597 km

• M1: 92,900 km (0.109 R)
• M2: 912,397 km (0.044 R)
• M3: 1,210,995 km (0.082 R)
• M4: 2,237,685 km (0.096 R)
• M5: 3,124,651 km (0.115 R)
• M6: 5,451,795 km (0.115 R)
• M7: 6,768,705 km (0.1 R)
• M8: 8,186,743 km (0.042 R)
• M9: 8,482,498 km (0.04 R)
• M10: 21,869,114 km (0.113 R)
• M11: 23,213,251 km (0.119 R)
• M12: 30,767,196 km (0.04 R)
• M13: 32,207,823 km (0.064 R)
• M14: 32,574,936 km (0.048 R)
• M15: 34,324,783 km (0.103 R)
• M16: 61,187,773 km (0.104 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: 420 - 12,174 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit