🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.67 AU - 0.89 AU

Year: 265 Days

Day: 45.8 Hours

Environment

Temp: 99 °C

Axial Tilt: 34.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.98 AU - 1.16 AU

Year: 426 Days

Day: 26.8 Hours

Environment

Temp: 4 °C

Axial Tilt: 15.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 101,611,961 km

• M1: 29,620 km (0.108 R)
• M2: 363,523 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.17 AU - 1.77 AU

Year: 686 Days

Day: 37.4 Hours

Environment

Temp: -61 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 101,611,961 km

• M1: 539,899 km (0.081 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.64 AU - 3.7 AU

Year: 2173 Days

Day: 26.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669

Radius: 12.1

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 4.65 AU - 6.71 AU

Year: 5212 Days

Day: 6.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 101,611,961 km

• M1: 150,795 km (0.088 R)
• M2: 617,989 km (0.061 R)
• M3: 1,020,108 km (0.038 R)
• M4: 2,112,023 km (0.039 R)
• M5: 2,519,827 km (0.089 R)
• M6: 3,476,804 km (0.113 R)
• M7: 5,590,772 km (0.118 R)
• M8: 6,541,616 km (0.027 R)
• M9: 7,279,582 km (0.093 R)
• M10: 10,935,604 km (0.076 R)
• M11: 12,369,799 km (0.079 R)
• M12: 13,184,060 km (0.069 R)
• M13: 16,987,437 km (0.101 R)
• M14: 19,039,171 km (0.079 R)
• M15: 21,036,752 km (0.109 R)
• M16: 23,399,052 km (0.066 R)
• M17: 24,486,329 km (0.039 R)
• M18: 25,606,817 km (0.113 R)
• M19: 27,521,520 km (0.056 R)
• M20: 29,351,551 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.7

Radius: 8.3

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 4.87 AU - 7.17 AU

Year: 5687 Days

Day: 8.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 101,611,961 km

• M1: 104,419 km (0.064 R)
• M2: 374,743 km (0.074 R)
• M3: 796,160 km (0.084 R)
• M4: 1,100,292 km (0.112 R)
• M5: 1,636,750 km (0.076 R)
• M6: 2,021,965 km (0.056 R)
• M7: 2,651,921 km (0.069 R)
• M8: 3,325,112 km (0.063 R)
• M9: 3,811,754 km (0.034 R)
• M10: 5,390,610 km (0.059 R)
• M11: 7,191,768 km (0.116 R)
• M12: 7,752,162 km (0.119 R)
• M13: 8,454,823 km (0.071 R)
• M14: 8,841,533 km (0.083 R)
• M15: 9,239,763 km (0.113 R)
• M16: 9,987,004 km (0.076 R)
• M17: 10,639,999 km (0.114 R)
• M18: 11,136,514 km (0.101 R)
• M19: 12,030,810 km (0.095 R)
• M20: 13,802,049 km (0.082 R)
• M21: 14,338,358 km (0.069 R)
• M22: 15,625,049 km (0.094 R)
• M23: 18,945,224 km (0.079 R)
• M24: 20,354,585 km (0.116 R)
• M25: 21,261,149 km (0.078 R)
• M26: 22,782,260 km (0.117 R)
• M27: 25,079,185 km (0.037 R)
• M28: 25,797,255 km (0.076 R)
• M29: 28,033,893 km (0.077 R)
• M30: 29,155,578 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 624

Radius: 3.2

Gravity: 60.94 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 10.6 AU - 17.3 AU

Year: 20060 Days

Day: 23 Hours

Environment

Temp: -188 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 101,611,961 km

• M1: 39,793 km (0.091 R)
• M2: 140,772 km (0.116 R)
• M3: 485,146 km (0.112 R)
• M4: 1,477,578 km (0.109 R)
• M5: 1,974,991 km (0.112 R)
• M6: 2,718,493 km (0.051 R)
• M7: 5,281,254 km (0.086 R)
• M8: 9,838,304 km (0.116 R)
• M9: 13,719,471 km (0.031 R)
• M10: 15,133,470 km (0.114 R)
• M11: 17,987,349 km (0.074 R)
• M12: 22,858,555 km (0.074 R)
• M13: 23,163,734 km (0.108 R)
• M14: 26,254,875 km (0.07 R)
• M15: 28,893,632 km (0.054 R)
• M16: 49,865,159 km (0.091 R)
• M17: 64,579,157 km (0.053 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 663.6

Radius: 5.1

Gravity: 25.51 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 15.73 AU - 21.85 AU

Year: 31359 Days

Day: 23.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 101,611,961 km

• M1: 108,010 km (0.077 R)
• M2: 434,283 km (0.086 R)
• M3: 816,356 km (0.064 R)
• M4: 1,101,040 km (0.071 R)
• M5: 1,520,513 km (0.117 R)
• M6: 3,359,819 km (0.11 R)
• M7: 4,530,272 km (0.092 R)
• M8: 5,124,176 km (0.118 R)
• M9: 5,949,208 km (0.033 R)
• M10: 6,180,337 km (0.086 R)
• M11: 7,914,027 km (0.082 R)
• M12: 10,741,726 km (0.104 R)
• M13: 11,576,930 km (0.102 R)
• M14: 12,231,272 km (0.107 R)
• M15: 14,841,904 km (0.079 R)
• M16: 17,143,617 km (0.089 R)
• M17: 22,662,581 km (0.083 R)
• M18: 25,334,549 km (0.112 R)
• M19: 25,697,922 km (0.112 R)
• M20: 30,061,692 km (0.098 R)
• M21: 31,852,827 km (0.102 R)
• M22: 35,495,087 km (0.066 R)
• M23: 41,380,417 km (0.039 R)
• M24: 47,332,617 km (0.079 R)
• M25: 48,998,688 km (0.057 R)
• M26: 52,056,319 km (0.097 R)
• M27: 53,234,851 km (0.109 R)
• M28: 56,877,410 km (0.101 R)
• M29: 57,918,012 km (0.1 R)
• M30: 59,183,311 km (0.069 R)
• M31: 61,550,698 km (0.111 R)
• M32: 63,756,967 km (0.097 R)
• M33: 64,879,549 km (0.107 R)
• M34: 87,403,902 km (0.075 R)
• M35: 88,232,974 km (0.059 R)
• M36: 88,788,730 km (0.115 R)
• M37: 89,907,124 km (0.084 R)
• M38: 91,602,217 km (0.073 R)
• M39: 92,457,618 km (0.12 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 219 - 10,313 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit