🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.48 AU - 0.52 AU

Year: 232 Days

Day: 14.1 Hours

Environment

Temp: -110 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.53 AU - 0.67 AU

Year: 305 Days

Day: 21.5 Hours

Environment

Temp: -124 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,866,729 km

• M1: 407,804 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.2

Radius: 11.5

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.77 AU - 1.05 AU

Year: 569 Days

Day: 9.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,866,729 km

• M1: 143,165 km (0.102 R)
• M2: 593,156 km (0.105 R)
• M3: 1,048,980 km (0.079 R)
• M4: 1,419,235 km (0.104 R)
• M5: 1,823,748 km (0.085 R)
• M6: 2,215,245 km (0.048 R)
• M7: 2,724,925 km (0.087 R)
• M8: 3,311,798 km (0.115 R)
• M9: 3,822,525 km (0.095 R)
• M10: 4,846,672 km (0.065 R)
• M11: 5,780,611 km (0.078 R)
• M12: 6,189,911 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.2

Radius: 13.9

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 3.66 AU - 4.64 AU

Year: 5546 Days

Day: 12.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,866,729 km

• M1: 173,234 km (0.116 R)
• M2: 654,491 km (0.086 R)
• M3: 1,153,400 km (0.046 R)
• M4: 1,914,254 km (0.072 R)
• M5: 2,866,894 km (0.071 R)
• M6: 3,371,936 km (0.098 R)
• M7: 3,936,518 km (0.064 R)
• M8: 4,515,163 km (0.061 R)
• M9: 5,044,889 km (0.035 R)
• M10: 5,700,876 km (0.104 R)
• M11: 6,199,635 km (0.114 R)
• M12: 7,489,468 km (0.11 R)
• M13: 9,344,781 km (0.055 R)
• M14: 9,956,935 km (0.108 R)
• M15: 10,992,152 km (0.092 R)
• M16: 11,814,641 km (0.088 R)
• M17: 13,124,969 km (0.107 R)
• M18: 17,761,306 km (0.075 R)
• M19: 19,152,567 km (0.063 R)
• M20: 19,808,404 km (0.071 R)
• M21: 20,276,495 km (0.079 R)
• M22: 22,874,262 km (0.107 R)
• M23: 23,762,425 km (0.033 R)
• M24: 25,137,678 km (0.088 R)
• M25: 27,879,358 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.4

Radius: 13.6

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 4 AU - 5.3 AU

Year: 6578 Days

Day: 8.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 160.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 69,866,729 km

• M1: 169,195 km (0.099 R)
• M2: 620,233 km (0.117 R)
• M3: 1,048,083 km (0.085 R)
• M4: 2,218,237 km (0.055 R)
• M5: 3,211,417 km (0.106 R)
• M6: 4,386,958 km (0.099 R)
• M7: 5,890,117 km (0.048 R)
• M8: 7,643,853 km (0.073 R)
• M9: 9,480,017 km (0.084 R)
• M10: 10,653,014 km (0.082 R)
• M11: 11,502,730 km (0.083 R)
• M12: 13,489,988 km (0.091 R)
• M13: 13,955,237 km (0.045 R)
• M14: 15,810,550 km (0.077 R)
• M15: 19,216,744 km (0.062 R)
• M16: 20,273,503 km (0.12 R)
• M17: 20,953,426 km (0.097 R)
• M18: 25,123,317 km (0.118 R)
• M19: 28,024,768 km (0.092 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 277.8

Radius: 4.3

Gravity: 15.02 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 7.57 AU - 7.83 AU

Year: 14017 Days

Day: 15.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 69,866,729 km

• M1: 53,556 km (0.088 R)
• M2: 397,930 km (0.081 R)
• M3: 636,838 km (0.09 R)
• M4: 1,048,831 km (0.11 R)
• M5: 1,989,203 km (0.067 R)
• M6: 2,338,215 km (0.085 R)
• M7: 2,586,248 km (0.071 R)
• M8: 3,834,193 km (0.082 R)
• M9: 4,516,061 km (0.052 R)
• M10: 5,634,753 km (0.103 R)
• M11: 6,010,543 km (0.093 R)
• M12: 6,926,381 km (0.051 R)
• M13: 7,317,580 km (0.09 R)
• M14: 11,963,192 km (0.053 R)
• M15: 14,381,741 km (0.12 R)
• M16: 15,871,736 km (0.049 R)
• M17: 17,319,394 km (0.106 R)
• M18: 17,461,662 km (0.057 R)
• M19: 17,604,827 km (0.096 R)
• M20: 18,038,661 km (0.052 R)
• M21: 19,306,952 km (0.101 R)
• M22: 19,768,461 km (0.116 R)
• M23: 20,474,264 km (0.098 R)
• M24: 21,034,807 km (0.08 R)
• M25: 21,359,734 km (0.064 R)
• M26: 21,936,284 km (0.082 R)
• M27: 22,270,336 km (0.113 R)
• M28: 22,863,192 km (0.083 R)
• M29: 23,903,795 km (0.038 R)
• M30: 29,991,232 km (0.105 R)
• M31: 31,132,065 km (0.035 R)
• M32: 31,448,016 km (0.116 R)
• M33: 34,053,861 km (0.091 R)
• M34: 36,100,210 km (0.049 R)
• M35: 37,986,789 km (0.09 R)
• M36: 44,304,008 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 864.9

Radius: 7.9

Gravity: 13.86 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 7.48 AU - 11 AU

Year: 18425 Days

Day: 18.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 69,866,729 km

• M1: 98,585 km (0.055 R)
• M2: 404,961 km (0.06 R)
• M3: 692,788 km (0.049 R)
• M4: 1,056,759 km (0.116 R)
• M5: 1,357,601 km (0.058 R)
• M6: 1,680,433 km (0.055 R)
• M7: 2,197,892 km (0.117 R)
• M8: 2,817,377 km (0.117 R)
• M9: 4,890,953 km (0.091 R)
• M10: 8,120,621 km (0.109 R)
• M11: 8,698,518 km (0.105 R)
• M12: 13,178,226 km (0.068 R)
• M13: 13,536,812 km (0.056 R)
• M14: 14,273,731 km (0.094 R)
• M15: 15,827,305 km (0.112 R)
• M16: 16,645,007 km (0.1 R)
• M17: 18,542,506 km (0.083 R)
• M18: 19,266,859 km (0.109 R)
• M19: 24,658,367 km (0.099 R)
• M20: 25,423,560 km (0.058 R)
• M21: 27,347,538 km (0.107 R)
• M22: 30,474,881 km (0.097 R)
• M23: 32,383,601 km (0.072 R)
• M24: 35,462,774 km (0.101 R)
• M25: 38,004,591 km (0.107 R)
• M26: 45,698,260 km (0.096 R)
• M27: 56,978,687 km (0.117 R)
• M28: 60,456,239 km (0.091 R)
• M29: 63,868,118 km (0.098 R)
• M30: 65,309,643 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 584.1

Radius: 6.3

Gravity: 14.72 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 9.19 AU - 9.71 AU

Year: 19057 Days

Day: 23.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,866,729 km

• M1: 89,310 km (0.077 R)
• M2: 304,581 km (0.07 R)
• M3: 706,401 km (0.042 R)
• M4: 995,723 km (0.093 R)
• M5: 1,235,529 km (0.047 R)
• M6: 1,643,333 km (0.102 R)
• M7: 2,058,467 km (0.114 R)
• M8: 3,122,108 km (0.091 R)
• M9: 3,528,116 km (0.097 R)
• M10: 4,680,169 km (0.115 R)
• M11: 4,888,260 km (0.108 R)
• M12: 5,942,476 km (0.114 R)
• M13: 6,739,234 km (0.12 R)
• M14: 11,689,428 km (0.099 R)
• M15: 17,947,556 km (0.102 R)
• M16: 21,351,356 km (0.091 R)
• M17: 26,344,335 km (0.053 R)
• M18: 28,703,643 km (0.09 R)
• M19: 32,815,939 km (0.104 R)
• M20: 35,276,674 km (0.109 R)
• M21: 41,147,493 km (0.059 R)
• M22: 42,937,132 km (0.104 R)
• M23: 56,576,120 km (0.118 R)
• M24: 61,054,033 km (0.061 R)
• M25: 63,183,109 km (0.063 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 158 - 13,682 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit