🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.96 AU - 1.38 AU

Year: 460 Days

Day: 19.6 Hours

Environment

Temp: 15 °C

Axial Tilt: 31.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.09 AU - 1.49 AU

Year: 532 Days

Day: 41.4 Hours

Environment

Temp: -3 °C

Axial Tilt: 88.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.94 AU - 3.08 AU

Year: 1445 Days

Day: 25.9 Hours

Environment

Temp: -96 °C

Axial Tilt: 50 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.63 AU - 3.03 AU

Year: 1730 Days

Day: 16.8 Hours

Environment

Temp: -94 °C

Axial Tilt: 42.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.88 AU - 4.78 AU

Year: 2724 Days

Day: 41.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.5

Radius: 14

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 4.57 AU - 5.31 AU

Year: 3990 Days

Day: 8.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 113,877,516 km

• M1: 177,872 km (0.11 R)
• M2: 674,537 km (0.116 R)
• M3: 1,240,316 km (0.078 R)
• M4: 1,718,431 km (0.082 R)
• M5: 3,172,223 km (0.063 R)
• M6: 4,471,630 km (0.107 R)
• M7: 5,572,670 km (0.05 R)
• M8: 6,785,460 km (0.069 R)
• M9: 7,421,850 km (0.098 R)
• M10: 7,924,947 km (0.109 R)
• M11: 9,150,453 km (0.077 R)
• M12: 9,848,626 km (0.059 R)
• M13: 13,587,227 km (0.065 R)
• M14: 14,861,501 km (0.039 R)
• M15: 17,588,072 km (0.114 R)
• M16: 18,424,773 km (0.054 R)
• M17: 19,920,602 km (0.062 R)
• M18: 22,522,259 km (0.068 R)
• M19: 24,894,133 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.9

Radius: 11.7

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 4.64 AU - 5.34 AU

Year: 4051 Days

Day: 8.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 113,877,516 km

• M1: 145,559 km (0.1 R)
• M2: 543,339 km (0.095 R)
• M3: 1,197,531 km (0.067 R)
• M4: 1,584,989 km (0.101 R)
• M5: 2,070,883 km (0.106 R)
• M6: 2,514,740 km (0.066 R)
• M7: 3,004,524 km (0.083 R)
• M8: 3,756,851 km (0.034 R)
• M9: 5,661,980 km (0.059 R)
• M10: 6,075,618 km (0.093 R)
• M11: 7,342,413 km (0.102 R)
• M12: 8,314,949 km (0.118 R)
• M13: 9,145,815 km (0.095 R)
• M14: 9,600,743 km (0.093 R)
• M15: 10,972,705 km (0.051 R)
• M16: 12,749,179 km (0.077 R)
• M17: 13,510,932 km (0.05 R)
• M18: 14,353,168 km (0.031 R)
• M19: 15,655,118 km (0.104 R)
• M20: 16,417,768 km (0.088 R)
• M21: 16,977,563 km (0.082 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434

Radius: 8.2

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 6.4 AU - 7.38 AU

Year: 6573 Days

Day: 7.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 113,877,516 km

• M1: 102,026 km (0.084 R)
• M2: 432,338 km (0.119 R)
• M3: 712,535 km (0.115 R)
• M4: 1,196,633 km (0.081 R)
• M5: 1,525,300 km (0.103 R)
• M6: 2,287,202 km (0.089 R)
• M7: 4,339,086 km (0.068 R)
• M8: 6,123,190 km (0.085 R)
• M9: 7,317,580 km (0.117 R)
• M10: 7,602,863 km (0.092 R)
• M11: 9,599,845 km (0.032 R)
• M12: 10,116,257 km (0.104 R)
• M13: 10,605,741 km (0.109 R)
• M14: 12,219,154 km (0.117 R)
• M15: 13,989,645 km (0.103 R)
• M16: 16,526,526 km (0.089 R)
• M17: 17,647,313 km (0.091 R)
• M18: 19,695,308 km (0.097 R)
• M19: 21,970,392 km (0.05 R)
• M20: 25,133,938 km (0.12 R)
• M21: 25,621,029 km (0.07 R)
• M22: 28,942,102 km (0.053 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937.9

Radius: 13.9

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 9.72 AU - 10.58 AU

Year: 11752 Days

Day: 12.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 113,877,516 km

• M1: 172,935 km (0.049 R)
• M2: 611,107 km (0.104 R)
• M3: 1,118,693 km (0.115 R)
• M4: 3,467,379 km (0.097 R)
• M5: 10,113,714 km (0.07 R)
• M6: 10,663,785 km (0.102 R)
• M7: 12,559,788 km (0.092 R)
• M8: 13,920,680 km (0.112 R)
• M9: 17,087,518 km (0.098 R)
• M10: 18,920,989 km (0.088 R)
• M11: 20,185,540 km (0.09 R)
• M12: 22,695,493 km (0.085 R)
• M13: 23,928,927 km (0.053 R)
• M14: 27,155,155 km (0.093 R)
• M15: 32,285,614 km (0.088 R)
• M16: 33,723,250 km (0.105 R)
• M17: 42,119,879 km (0.103 R)
• M18: 45,300,778 km (0.104 R)
• M19: 48,638,457 km (0.041 R)
• M20: 51,327,478 km (0.105 R)

Asteroid Belt

Center: 14.87 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 19.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 925

Radius: 5.9

Gravity: 26.57 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 18.45 AU - 20.73 AU

Year: 31512 Days

Day: 24.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 113,877,516 km

• M1: 74,201 km (0.056 R)
• M2: 1,068,278 km (0.075 R)
• M3: 1,285,195 km (0.104 R)
• M4: 1,569,282 km (0.096 R)
• M5: 2,005,210 km (0.053 R)
• M6: 4,585,923 km (0.107 R)
• M7: 6,720,834 km (0.049 R)
• M8: 8,207,388 km (0.114 R)
• M9: 9,505,598 km (0.083 R)
• M10: 10,374,762 km (0.052 R)
• M11: 11,813,594 km (0.112 R)
• M12: 13,709,747 km (0.097 R)
• M13: 14,213,742 km (0.065 R)
• M14: 17,305,482 km (0.039 R)
• M15: 17,993,482 km (0.086 R)
• M16: 20,818,040 km (0.111 R)
• M17: 22,740,522 km (0.047 R)
• M18: 24,166,638 km (0.075 R)
• M19: 29,075,244 km (0.083 R)
• M20: 30,046,433 km (0.112 R)
• M21: 31,907,431 km (0.12 R)
• M22: 34,148,407 km (0.12 R)
• M23: 39,781,215 km (0.115 R)
• M24: 44,345,147 km (0.08 R)
• M25: 46,189,539 km (0.082 R)
• M26: 47,510,638 km (0.059 R)
• M27: 47,701,375 km (0.054 R)
• M28: 48,276,729 km (0.097 R)
• M29: 49,245,973 km (0.109 R)
• M30: 59,440,470 km (0.115 R)
• M31: 62,821,382 km (0.107 R)
• M32: 65,853,282 km (0.12 R)
• M33: 69,716,946 km (0.117 R)
• M34: 71,453,777 km (0.088 R)
• M35: 84,147,755 km (0.082 R)
• M36: 85,268,692 km (0.099 R)
• M37: 90,436,401 km (0.108 R)
• M38: 104,260,890 km (0.114 R)
• M39: 109,829,521 km (0.081 R)

Kuiper Belt

Range: 30.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 385 - 12,745 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit