🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.57 AU - 1.85 AU

Year: 1029 Days

Day: 34.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.6

Radius: 10.1

Gravity: 7.79 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.94 AU - 2.38 AU

Year: 1461 Days

Day: 10.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 67,618,581 km

• M1: 125,812 km (0.045 R)
• M2: 583,581 km (0.102 R)
• M3: 1,203,365 km (0.061 R)
• M4: 1,553,723 km (0.108 R)
• M5: 2,186,672 km (0.084 R)
• M6: 3,670,384 km (0.111 R)
• M7: 4,252,170 km (0.12 R)
• M8: 5,164,717 km (0.072 R)
• M9: 5,850,025 km (0.096 R)
• M10: 6,250,947 km (0.098 R)
• M11: 6,594,723 km (0.089 R)
• M12: 8,992,777 km (0.083 R)
• M13: 11,587,552 km (0.079 R)
• M14: 12,527,774 km (0.034 R)
• M15: 13,075,901 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737

Radius: 12.4

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.14 AU - 2.88 AU

Year: 1830 Days

Day: 8.8 Hours

Environment

Temp: -136 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,618,581 km

• M1: 154,235 km (0.115 R)
• M2: 594,652 km (0.051 R)
• M3: 1,000,959 km (0.096 R)
• M4: 1,592,320 km (0.102 R)
• M5: 2,448,768 km (0.095 R)
• M6: 3,118,966 km (0.055 R)
• M7: 3,730,073 km (0.109 R)
• M8: 4,785,337 km (0.115 R)
• M9: 6,741,478 km (0.106 R)
• M10: 7,227,971 km (0.05 R)
• M11: 7,825,016 km (0.089 R)
• M12: 9,281,052 km (0.119 R)
• M13: 9,952,746 km (0.056 R)
• M14: 10,620,551 km (0.086 R)
• M15: 12,006,875 km (0.081 R)
• M16: 15,737,247 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.8

Radius: 13

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.38 AU - 5.3 AU

Year: 4161 Days

Day: 13.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,618,581 km

• M1: 163,211 km (0.076 R)
• M2: 570,267 km (0.074 R)
• M3: 1,032,525 km (0.115 R)
• M4: 1,869,225 km (0.1 R)
• M5: 3,981,847 km (0.073 R)
• M6: 7,640,262 km (0.074 R)
• M7: 9,810,778 km (0.112 R)
• M8: 10,970,909 km (0.099 R)
• M9: 13,614,453 km (0.086 R)
• M10: 22,067,182 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.5

Radius: 11.2

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.92 AU - 7.02 AU

Year: 6712 Days

Day: 5.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,618,581 km

• M1: 139,276 km (0.114 R)
• M2: 884,423 km (0.052 R)
• M3: 1,252,882 km (0.113 R)
• M4: 2,027,350 km (0.025 R)
• M5: 3,693,272 km (0.034 R)
• M6: 7,271,952 km (0.083 R)
• M7: 7,717,605 km (0.109 R)
• M8: 9,443,066 km (0.088 R)
• M9: 11,051,692 km (0.094 R)
• M10: 11,549,704 km (0.105 R)
• M11: 12,015,402 km (0.115 R)
• M12: 13,437,180 km (0.082 R)
• M13: 15,077,670 km (0.092 R)
• M14: 15,578,075 km (0.093 R)
• M15: 17,508,336 km (0.072 R)
• M16: 17,999,317 km (0.04 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.3

Radius: 14.9

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 5.15 AU - 7.43 AU

Year: 7259 Days

Day: 6.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 59.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,618,581 km

• M1: 194,776 km (0.12 R)
• M2: 661,223 km (0.082 R)
• M3: 1,152,352 km (0.089 R)
• M4: 1,751,492 km (0.108 R)
• M5: 2,809,298 km (0.104 R)
• M6: 3,364,157 km (0.075 R)
• M7: 3,828,210 km (0.052 R)
• M8: 4,805,532 km (0.089 R)
• M9: 6,661,593 km (0.094 R)
• M10: 7,400,008 km (0.093 R)
• M11: 8,509,127 km (0.095 R)
• M12: 9,551,974 km (0.11 R)
• M13: 13,467,100 km (0.065 R)
• M14: 15,839,871 km (0.087 R)
• M15: 19,304,857 km (0.105 R)
• M16: 20,082,617 km (0.098 R)
• M17: 28,777,245 km (0.041 R)
• M18: 30,262,303 km (0.062 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 430

Radius: 4.1

Gravity: 25.58 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 11.46 AU - 14.2 AU

Year: 21148 Days

Day: 20.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 76 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,618,581 km

• M1: 51,312 km (0.104 R)
• M2: 575,503 km (0.107 R)
• M3: 873,053 km (0.081 R)
• M4: 1,566,290 km (0.096 R)
• M5: 1,733,241 km (0.11 R)
• M6: 1,968,110 km (0.047 R)
• M7: 3,445,837 km (0.106 R)
• M8: 5,885,479 km (0.056 R)
• M9: 7,384,151 km (0.096 R)
• M10: 8,295,800 km (0.107 R)
• M11: 12,696,222 km (0.113 R)
• M12: 12,896,234 km (0.064 R)
• M13: 17,846,577 km (0.111 R)
• M14: 19,125,340 km (0.05 R)
• M15: 19,653,570 km (0.117 R)
• M16: 21,202,805 km (0.07 R)
• M17: 24,748,724 km (0.052 R)
• M18: 37,716,017 km (0.065 R)
• M19: 44,085,745 km (0.105 R)
• M20: 53,701,148 km (0.085 R)
• M21: 56,710,608 km (0.104 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 11,067 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit