🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.09 AU - 1.33 AU

Year: 481 Days

Day: 30.9 Hours

Environment

Temp: -2 °C

Axial Tilt: 24.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 74,105,806 km

• M1: 216,618 km (0.042 R)
• M2: 1,052,720 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.3 AU - 2.56 AU

Year: 1370 Days

Day: 36.1 Hours

Environment

Temp: -76 °C

Axial Tilt: 47.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 2.42 AU - 2.54 AU

Year: 1412 Days

Day: 47.4 Hours

Environment

Temp: -84 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,105,806 km

• M1: 139,425 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.1

Radius: 15

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 4.31 AU - 5.89 AU

Year: 4165 Days

Day: 5.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 74,105,806 km

• M1: 186,549 km (0.08 R)
• M2: 789,428 km (0.107 R)
• M3: 1,271,432 km (0.106 R)
• M4: 2,107,984 km (0.096 R)
• M5: 3,215,606 km (0.088 R)
• M6: 3,837,185 km (0.102 R)
• M7: 4,490,479 km (0.086 R)
• M8: 5,820,704 km (0.092 R)
• M9: 7,037,383 km (0.106 R)
• M10: 7,775,499 km (0.097 R)
• M11: 8,676,677 km (0.094 R)
• M12: 10,304,301 km (0.096 R)
• M13: 13,643,176 km (0.102 R)
• M14: 18,195,888 km (0.116 R)
• M15: 18,883,739 km (0.114 R)
• M16: 19,588,794 km (0.041 R)
• M17: 20,244,930 km (0.112 R)
• M18: 20,847,959 km (0.092 R)
• M19: 23,601,009 km (0.079 R)
• M20: 26,350,019 km (0.048 R)

Asteroid Belt

Center: 5.5 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.5

Radius: 12.9

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 5.12 AU - 6.66 AU

Year: 5170 Days

Day: 13.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 74,105,806 km

• M1: 160,668 km (0.09 R)
• M2: 620,682 km (0.099 R)
• M3: 1,129,763 km (0.077 R)
• M4: 1,602,492 km (0.113 R)
• M5: 2,558,273 km (0.101 R)
• M6: 3,071,693 km (0.12 R)
• M7: 3,531,557 km (0.066 R)
• M8: 4,354,794 km (0.089 R)
• M9: 4,887,512 km (0.105 R)
• M10: 7,169,777 km (0.094 R)
• M11: 7,741,391 km (0.074 R)
• M12: 9,052,915 km (0.111 R)
• M13: 14,980,581 km (0.116 R)
• M14: 16,950,486 km (0.103 R)
• M15: 18,273,829 km (0.072 R)
• M16: 18,897,652 km (0.113 R)
• M17: 20,386,450 km (0.076 R)
• M18: 21,605,074 km (0.107 R)
• M19: 24,187,283 km (0.107 R)
• M20: 25,321,684 km (0.055 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.5

Radius: 10.1

Gravity: 8.99 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 7.76 AU - 9.36 AU

Year: 9057 Days

Day: 12.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 74,105,806 km

• M1: 128,505 km (0.115 R)
• M2: 602,431 km (0.113 R)
• M3: 1,054,216 km (0.103 R)
• M4: 1,624,034 km (0.076 R)
• M5: 2,169,169 km (0.084 R)
• M6: 2,685,880 km (0.104 R)
• M7: 3,097,424 km (0.08 R)
• M8: 4,103,170 km (0.111 R)
• M9: 5,313,567 km (0.104 R)
• M10: 6,517,381 km (0.044 R)
• M11: 7,305,612 km (0.115 R)
• M12: 9,024,043 km (0.075 R)
• M13: 9,652,503 km (0.06 R)
• M14: 10,361,747 km (0.119 R)
• M15: 13,926,365 km (0.044 R)
• M16: 14,309,635 km (0.062 R)
• M17: 14,964,125 km (0.073 R)
• M18: 17,858,395 km (0.082 R)
• M19: 18,617,156 km (0.092 R)
• M20: 20,443,895 km (0.103 R)
• M21: 23,718,892 km (0.101 R)
• M22: 24,635,628 km (0.117 R)
• M23: 25,196,919 km (0.111 R)
• M24: 28,539,983 km (0.073 R)
• M25: 29,682,013 km (0.113 R)
• M26: 29,998,711 km (0.062 R)
• M27: 32,390,333 km (0.038 R)
• M28: 32,726,030 km (0.108 R)
• M29: 34,555,762 km (0.11 R)
• M30: 35,141,288 km (0.077 R)
• M31: 43,231,989 km (0.078 R)
• M32: 44,323,306 km (0.12 R)
• M33: 44,875,771 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.7

Radius: 10.1

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 9.95 AU - 10.51 AU

Year: 11833 Days

Day: 10.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,105,806 km

• M1: 125,812 km (0.104 R)
• M2: 473,926 km (0.107 R)
• M3: 1,050,925 km (0.04 R)
• M4: 1,525,599 km (0.1 R)
• M5: 2,366,788 km (0.115 R)
• M6: 3,170,128 km (0.119 R)
• M7: 3,684,446 km (0.058 R)
• M8: 4,674,485 km (0.074 R)
• M9: 6,904,839 km (0.061 R)
• M10: 8,402,015 km (0.099 R)
• M11: 10,703,279 km (0.075 R)
• M12: 12,471,825 km (0.106 R)
• M13: 13,219,365 km (0.107 R)
• M14: 13,754,028 km (0.114 R)
• M15: 15,315,531 km (0.066 R)
• M16: 15,972,116 km (0.084 R)
• M17: 22,582,995 km (0.077 R)
• M18: 23,519,927 km (0.077 R)
• M19: 24,928,391 km (0.108 R)
• M20: 26,021,203 km (0.094 R)
• M21: 29,190,733 km (0.108 R)
• M22: 32,074,531 km (0.061 R)
• M23: 32,932,176 km (0.116 R)
• M24: 39,247,450 km (0.07 R)
• M25: 43,529,988 km (0.04 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 860.9

Radius: 5.4

Gravity: 29.52 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 11.61 AU - 14.59 AU

Year: 17147 Days

Day: 18.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 74,105,806 km

• M1: 67,169 km (0.071 R)
• M2: 307,124 km (0.053 R)
• M3: 484,697 km (0.106 R)
• M4: 686,505 km (0.074 R)
• M5: 1,103,583 km (0.064 R)
• M6: 1,709,904 km (0.111 R)
• M7: 2,538,975 km (0.118 R)
• M8: 3,054,938 km (0.094 R)
• M9: 3,847,956 km (0.114 R)
• M10: 5,831,325 km (0.077 R)
• M11: 6,288,496 km (0.118 R)
• M12: 7,133,724 km (0.09 R)
• M13: 8,513,764 km (0.108 R)
• M14: 10,417,697 km (0.045 R)
• M15: 13,279,653 km (0.1 R)
• M16: 15,663,047 km (0.089 R)
• M17: 21,840,392 km (0.11 R)
• M18: 22,136,446 km (0.107 R)
• M19: 25,462,455 km (0.115 R)
• M20: 28,869,397 km (0.056 R)
• M21: 29,947,998 km (0.11 R)
• M22: 30,681,626 km (0.092 R)
• M23: 37,691,333 km (0.119 R)
• M24: 37,974,971 km (0.086 R)
• M25: 40,295,234 km (0.118 R)
• M26: 41,339,427 km (0.072 R)
• M27: 43,326,236 km (0.111 R)
• M28: 45,857,881 km (0.081 R)
• M29: 48,486,315 km (0.061 R)
• M30: 48,990,161 km (0.076 R)
• M31: 49,837,483 km (0.115 R)
• M32: 51,736,030 km (0.058 R)
• M33: 54,041,333 km (0.072 R)
• M34: 69,113,767 km (0.114 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 11,749 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit