🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.55 AU - 0.79 AU

Year: 349 Days

Day: 36.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.8

Radius: 13.2

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.93 AU - 1.01 AU

Year: 607 Days

Day: 6.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,161,844 km

• M1: 164,109 km (0.054 R)
• M2: 701,315 km (0.097 R)
• M3: 1,180,327 km (0.12 R)
• M4: 1,630,916 km (0.111 R)
• M5: 2,100,653 km (0.119 R)
• M6: 2,539,573 km (0.1 R)
• M7: 3,120,312 km (0.11 R)
• M8: 4,446,797 km (0.045 R)
• M9: 5,584,489 km (0.087 R)
• M10: 6,306,448 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.8

Radius: 10.9

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.31 AU - 1.91 AU

Year: 1299 Days

Day: 11.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,161,844 km

• M1: 135,685 km (0.113 R)
• M2: 606,769 km (0.102 R)
• M3: 1,021,604 km (0.118 R)
• M4: 1,684,622 km (0.098 R)
• M5: 2,334,624 km (0.099 R)
• M6: 3,341,268 km (0.116 R)
• M7: 4,402,366 km (0.117 R)
• M8: 4,888,410 km (0.097 R)
• M9: 5,447,307 km (0.099 R)
• M10: 6,210,705 km (0.074 R)
• M11: 6,758,233 km (0.118 R)
• M12: 7,178,454 km (0.102 R)
• M13: 7,734,210 km (0.052 R)
• M14: 8,519,599 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.9

Radius: 14.1

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.84 AU - 2.08 AU

Year: 1745 Days

Day: 9.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,161,844 km

• M1: 176,525 km (0.092 R)
• M2: 660,325 km (0.095 R)
• M3: 1,139,637 km (0.046 R)
• M4: 2,270,596 km (0.063 R)
• M5: 3,849,303 km (0.114 R)
• M6: 4,303,781 km (0.117 R)
• M7: 4,813,760 km (0.11 R)
• M8: 5,709,852 km (0.051 R)
• M9: 6,351,477 km (0.03 R)
• M10: 6,888,832 km (0.107 R)
• M11: 7,536,442 km (0.098 R)
• M12: 8,511,221 km (0.1 R)
• M13: 9,381,133 km (0.068 R)
• M14: 10,509,250 km (0.114 R)
• M15: 11,193,361 km (0.097 R)
• M16: 11,761,983 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.6

Radius: 13.1

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.72 AU - 2.44 AU

Year: 1907 Days

Day: 9.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,161,844 km

• M1: 163,211 km (0.068 R)
• M2: 850,314 km (0.066 R)
• M3: 1,443,919 km (0.09 R)
• M4: 1,973,196 km (0.07 R)
• M5: 2,766,962 km (0.054 R)
• M6: 3,359,669 km (0.037 R)
• M7: 3,970,926 km (0.12 R)
• M8: 4,655,635 km (0.095 R)
• M9: 5,141,828 km (0.108 R)
• M10: 5,850,174 km (0.072 R)
• M11: 6,761,824 km (0.066 R)
• M12: 7,999,297 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.5

Radius: 15

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.21 AU - 2.23 AU

Year: 2103 Days

Day: 8.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,161,844 km

• M1: 186,549 km (0.059 R)
• M2: 761,154 km (0.066 R)
• M3: 1,270,684 km (0.059 R)
• M4: 2,634,119 km (0.084 R)
• M5: 4,440,962 km (0.08 R)
• M6: 5,213,336 km (0.073 R)
• M7: 5,945,618 km (0.084 R)
• M8: 6,525,459 km (0.104 R)
• M9: 7,406,740 km (0.108 R)
• M10: 8,495,962 km (0.075 R)
• M11: 10,050,284 km (0.11 R)
• M12: 11,464,582 km (0.088 R)
• M13: 13,989,346 km (0.066 R)
• M14: 14,498,278 km (0.062 R)
• M15: 16,504,983 km (0.115 R)
• M16: 17,655,242 km (0.093 R)
• M17: 18,746,857 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.6

Radius: 10.5

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 3.38 AU - 3.9 AU

Year: 4416 Days

Day: 10.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 54,161,844 km

• M1: 130,749 km (0.097 R)
• M2: 740,061 km (0.064 R)
• M3: 1,081,892 km (0.071 R)
• M4: 1,497,774 km (0.092 R)
• M5: 2,428,123 km (0.083 R)
• M6: 3,134,375 km (0.027 R)
• M7: 4,250,973 km (0.094 R)
• M8: 4,926,707 km (0.12 R)
• M9: 5,444,166 km (0.109 R)
• M10: 7,921,058 km (0.074 R)
• M11: 8,441,060 km (0.107 R)
• M12: 9,757,372 km (0.073 R)
• M13: 10,096,061 km (0.079 R)
• M14: 10,663,336 km (0.095 R)
• M15: 13,771,382 km (0.087 R)
• M16: 14,688,865 km (0.106 R)
• M17: 15,134,368 km (0.07 R)
• M18: 17,191,039 km (0.073 R)
• M19: 17,561,593 km (0.069 R)
• M20: 19,964,883 km (0.037 R)
• M21: 21,351,356 km (0.109 R)
• M22: 22,140,784 km (0.086 R)
• M23: 22,727,058 km (0.041 R)
• M24: 26,958,733 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.3

Radius: 10.5

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 4.77 AU - 6.03 AU

Year: 7979 Days

Day: 8.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,161,844 km

• M1: 133,441 km (0.078 R)
• M2: 735,872 km (0.099 R)
• M3: 1,093,261 km (0.092 R)
• M4: 1,468,154 km (0.079 R)
• M5: 1,863,690 km (0.067 R)
• M6: 3,147,838 km (0.057 R)
• M7: 4,011,168 km (0.112 R)
• M8: 5,733,937 km (0.053 R)
• M9: 6,292,984 km (0.079 R)
• M10: 6,855,622 km (0.104 R)
• M11: 7,762,334 km (0.08 R)
• M12: 8,153,982 km (0.085 R)
• M13: 9,015,665 km (0.055 R)
• M14: 10,527,501 km (0.114 R)
• M15: 11,366,596 km (0.08 R)
• M16: 11,779,336 km (0.071 R)
• M17: 14,416,148 km (0.031 R)
• M18: 16,071,449 km (0.074 R)
• M19: 16,709,035 km (0.106 R)
• M20: 19,887,691 km (0.113 R)
• M21: 21,723,855 km (0.109 R)
• M22: 23,155,058 km (0.041 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 650

Radius: 6.3

Gravity: 16.38 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 6.04 AU - 6.24 AU

Year: 9674 Days

Day: 24.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,161,844 km

• M1: 86,019 km (0.09 R)
• M2: 393,742 km (0.055 R)
• M3: 637,885 km (0.068 R)
• M4: 877,392 km (0.096 R)
• M5: 1,307,785 km (0.118 R)
• M6: 1,731,147 km (0.087 R)
• M7: 2,296,477 km (0.086 R)
• M8: 2,542,715 km (0.057 R)
• M9: 2,870,035 km (0.071 R)
• M10: 4,497,062 km (0.119 R)
• M11: 5,931,556 km (0.069 R)
• M12: 6,809,994 km (0.109 R)
• M13: 7,941,104 km (0.117 R)
• M14: 9,572,469 km (0.083 R)
• M15: 11,307,056 km (0.1 R)
• M16: 12,535,105 km (0.107 R)
• M17: 14,732,249 km (0.063 R)
• M18: 15,585,106 km (0.11 R)
• M19: 15,989,619 km (0.064 R)
• M20: 19,019,724 km (0.112 R)
• M21: 19,559,323 km (0.071 R)
• M22: 20,109,245 km (0.11 R)
• M23: 23,803,864 km (0.064 R)
• M24: 25,344,722 km (0.086 R)
• M25: 29,639,677 km (0.099 R)
• M26: 37,192,723 km (0.1 R)
• M27: 37,673,082 km (0.117 R)
• M28: 39,511,640 km (0.047 R)
• M29: 43,234,233 km (0.062 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 850.3

Radius: 3.6

Gravity: 65.61 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 6.26 AU - 6.94 AU

Year: 10781 Days

Day: 15.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 54,161,844 km

• M1: 44,730 km (0.08 R)
• M2: 227,389 km (0.103 R)
• M3: 974,181 km (0.073 R)
• M4: 1,207,404 km (0.068 R)
• M5: 1,610,571 km (0.09 R)
• M6: 4,287,625 km (0.067 R)
• M7: 4,781,597 km (0.112 R)
• M8: 5,735,433 km (0.11 R)
• M9: 6,529,199 km (0.073 R)
• M10: 10,713,302 km (0.113 R)
• M11: 10,990,656 km (0.111 R)
• M12: 11,215,951 km (0.072 R)
• M13: 11,734,008 km (0.088 R)
• M14: 11,910,234 km (0.095 R)
• M15: 12,088,256 km (0.11 R)
• M16: 12,632,792 km (0.053 R)
• M17: 13,067,673 km (0.114 R)
• M18: 14,701,880 km (0.054 R)
• M19: 15,673,967 km (0.053 R)
• M20: 16,688,241 km (0.061 R)
• M21: 19,578,023 km (0.037 R)
• M22: 19,992,409 km (0.112 R)
• M23: 21,357,789 km (0.119 R)
• M24: 25,430,890 km (0.118 R)
• M25: 26,524,450 km (0.096 R)
• M26: 29,232,920 km (0.072 R)
• M27: 30,211,888 km (0.089 R)
• M28: 32,580,621 km (0.068 R)
• M29: 34,586,429 km (0.114 R)
• M30: 34,827,731 km (0.111 R)
• M31: 41,910,891 km (0.051 R)
• M32: 42,875,947 km (0.099 R)
• M33: 46,590,013 km (0.1 R)
• M34: 46,884,421 km (0.113 R)
• M35: 49,435,963 km (0.095 R)
• M36: 53,193,562 km (0.089 R)
• M37: 53,837,731 km (0.104 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 150 - 19,578 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit