🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.6 AU - 0.68 AU

Year: 336 Days

Day: 45.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,807,905 km

• M1: 224,696 km (0.032 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.2

Radius: 10.3

Gravity: 9.01 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.05 AU - 1.39 AU

Year: 884 Days

Day: 12.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,807,905 km

• M1: 128,056 km (0.116 R)
• M2: 495,319 km (0.089 R)
• M3: 911,799 km (0.111 R)
• M4: 1,378,844 km (0.118 R)
• M5: 1,781,860 km (0.117 R)
• M6: 2,285,107 km (0.103 R)
• M7: 2,754,246 km (0.068 R)
• M8: 3,202,741 km (0.037 R)
• M9: 4,031,812 km (0.098 R)
• M10: 4,541,043 km (0.111 R)
• M11: 4,885,567 km (0.107 R)
• M12: 5,266,892 km (0.078 R)
• M13: 6,352,823 km (0.119 R)
• M14: 6,972,607 km (0.119 R)
• M15: 7,835,488 km (0.06 R)
• M16: 9,304,240 km (0.085 R)
• M17: 10,226,211 km (0.086 R)
• M18: 10,567,594 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.9

Radius: 11.7

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.97 AU - 2.63 AU

Year: 2288 Days

Day: 13.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 28,807,905 km

• M1: 145,559 km (0.113 R)
• M2: 569,669 km (0.041 R)
• M3: 955,482 km (0.1 R)
• M4: 1,369,419 km (0.089 R)
• M5: 2,185,924 km (0.074 R)
• M6: 2,864,201 km (0.086 R)
• M7: 3,749,671 km (0.073 R)
• M8: 4,217,613 km (0.082 R)
• M9: 4,599,237 km (0.112 R)
• M10: 5,572,670 km (0.05 R)
• M11: 6,058,415 km (0.108 R)
• M12: 7,483,783 km (0.071 R)
• M13: 8,045,822 km (0.095 R)
• M14: 8,990,383 km (0.087 R)
• M15: 9,694,540 km (0.101 R)
• M16: 12,148,843 km (0.087 R)
• M17: 13,220,712 km (0.116 R)
• M18: 14,444,422 km (0.101 R)
• M19: 16,370,495 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.2

Radius: 14.1

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 3.3 AU - 4.2 AU

Year: 4764 Days

Day: 10.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 28,807,905 km

• M1: 175,478 km (0.041 R)
• M2: 636,689 km (0.046 R)
• M3: 1,193,941 km (0.099 R)
• M4: 2,193,554 km (0.115 R)
• M5: 2,717,745 km (0.118 R)
• M6: 3,451,372 km (0.095 R)
• M7: 5,690,703 km (0.038 R)
• M8: 6,567,496 km (0.104 R)
• M9: 8,121,369 km (0.047 R)
• M10: 11,000,530 km (0.1 R)
• M11: 12,361,272 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 104

Radius: 7.9

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 5.63 AU - 7.69 AU

Year: 11275 Days

Day: 21.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 28,807,905 km

• M1: 99,483 km (0.109 R)
• M2: 365,019 km (0.11 R)
• M3: 843,582 km (0.11 R)
• M4: 2,837,872 km (0.114 R)
• M5: 5,183,267 km (0.117 R)
• M6: 10,573,578 km (0.086 R)
• M7: 15,767,316 km (0.106 R)
• M8: 25,682,065 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 451.2

Radius: 7.3

Gravity: 8.47 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 6.75 AU - 9.03 AU

Year: 14539 Days

Day: 24.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 28,807,905 km

• M1: 93,947 km (0.081 R)
• M2: 407,654 km (0.104 R)
• M3: 659,727 km (0.1 R)
• M4: 1,154,297 km (0.109 R)
• M5: 1,698,085 km (0.095 R)
• M6: 2,863,602 km (0.075 R)
• M7: 3,937,416 km (0.107 R)
• M8: 4,192,630 km (0.119 R)
• M9: 8,045,673 km (0.102 R)
• M10: 9,728,050 km (0.118 R)
• M11: 10,301,908 km (0.074 R)
• M12: 10,843,003 km (0.05 R)
• M13: 17,189,843 km (0.072 R)
• M14: 19,868,692 km (0.101 R)
• M15: 21,048,271 km (0.085 R)
• M16: 24,484,534 km (0.072 R)
• M17: 26,435,141 km (0.093 R)
• M18: 28,592,342 km (0.049 R)
• M19: 33,021,037 km (0.1 R)
• M20: 40,091,033 km (0.079 R)
• M21: 42,380,179 km (0.097 R)
• M22: 44,188,369 km (0.104 R)
• M23: 48,406,131 km (0.07 R)
• M24: 50,380,973 km (0.102 R)
• M25: 52,409,071 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 58.3

Radius: 4.3

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 7.32 AU - 9.48 AU

Year: 15971 Days

Day: 22.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 28,807,905 km

• M1: 105,616 km (0.089 R)
• M2: 315,951 km (0.067 R)
• M3: 481,556 km (0.106 R)
• M4: 740,360 km (0.088 R)
• M5: 1,417,589 km (0.094 R)
• M6: 4,759,606 km (0.087 R)
• M7: 6,612,375 km (0.075 R)
• M8: 6,973,056 km (0.116 R)
• M9: 8,818,495 km (0.12 R)
• M10: 10,129,122 km (0.084 R)
• M11: 14,556,022 km (0.119 R)
• M12: 19,250,703 km (0.073 R)
• M13: 19,515,491 km (0.1 R)
• M14: 20,876,084 km (0.104 R)
• M15: 24,941,107 km (0.061 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 524 - 14,753 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit