🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.65 AU - 0.81 AU

Year: 236 Days

Day: 29.3 Hours

Environment

Temp: 121 °C

Axial Tilt: 34 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 29,800,589 km

• M1: 79,137 km (0.066 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.93 AU - 1.07 AU

Year: 379 Days

Day: 40.7 Hours

Environment

Temp: 9 °C

Axial Tilt: 25.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 29,800,589 km

• M1: 569,669 km (0.088 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.04 AU - 1.06 AU

Year: 408 Days

Day: 14.9 Hours

Environment

Temp: 10 °C

Axial Tilt: 9.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 29,800,589 km

• M1: 25,880 km (0.051 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.29 AU - 1.75 AU

Year: 710 Days

Day: 22.9 Hours

Environment

Temp: -58 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,800,589 km

• M1: 81,830 km (0.078 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.47 AU - 3.69 AU

Year: 2566 Days

Day: 29.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.1

Radius: 10.1

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 5.72 AU - 7.52 AU

Year: 6451 Days

Day: 10.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 29,800,589 km

• M1: 125,812 km (0.107 R)
• M2: 470,186 km (0.037 R)
• M3: 789,578 km (0.095 R)
• M4: 1,742,666 km (0.059 R)
• M5: 2,138,352 km (0.085 R)
• M6: 2,524,913 km (0.106 R)
• M7: 2,920,001 km (0.077 R)
• M8: 3,273,800 km (0.087 R)
• M9: 4,719,065 km (0.098 R)
• M10: 5,495,328 km (0.119 R)
• M11: 6,484,469 km (0.038 R)
• M12: 7,771,310 km (0.113 R)
• M13: 9,641,882 km (0.11 R)
• M14: 9,987,902 km (0.076 R)
• M15: 11,264,869 km (0.093 R)
• M16: 11,942,697 km (0.081 R)
• M17: 16,718,011 km (0.107 R)
• M18: 17,987,199 km (0.072 R)
• M19: 18,380,342 km (0.088 R)
• M20: 21,440,068 km (0.1 R)
• M21: 23,167,474 km (0.098 R)
• M22: 24,422,600 km (0.07 R)
• M23: 30,265,893 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.8

Radius: 9.1

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 5.15 AU - 8.27 AU

Year: 6583 Days

Day: 7 Hours

Environment

Temp: -168 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,800,589 km

• M1: 113,694 km (0.105 R)
• M2: 397,482 km (0.087 R)
• M3: 782,696 km (0.12 R)
• M4: 1,771,239 km (0.031 R)
• M5: 2,117,259 km (0.082 R)
• M6: 3,533,352 km (0.107 R)
• M7: 4,440,663 km (0.059 R)
• M8: 5,010,631 km (0.067 R)
• M9: 8,726,343 km (0.041 R)
• M10: 10,781,070 km (0.091 R)
• M11: 11,244,823 km (0.059 R)
• M12: 12,485,588 km (0.057 R)
• M13: 17,376,092 km (0.076 R)
• M14: 19,459,841 km (0.094 R)
• M15: 19,895,769 km (0.113 R)
• M16: 20,210,972 km (0.089 R)
• M17: 20,593,792 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 244.6

Radius: 7

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 13.01 AU - 16.55 AU

Year: 21521 Days

Day: 18.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 29,800,589 km

• M1: 87,066 km (0.081 R)
• M2: 306,077 km (0.099 R)
• M3: 803,041 km (0.086 R)
• M4: 1,036,564 km (0.093 R)
• M5: 1,411,007 km (0.065 R)
• M6: 1,907,074 km (0.081 R)
• M7: 2,214,796 km (0.078 R)
• M8: 2,492,899 km (0.072 R)
• M9: 2,727,618 km (0.064 R)
• M10: 3,496,252 km (0.108 R)
• M11: 4,280,294 km (0.037 R)
• M12: 6,000,670 km (0.101 R)
• M13: 7,772,806 km (0.038 R)
• M14: 11,244,524 km (0.105 R)
• M15: 13,124,072 km (0.032 R)
• M16: 14,171,705 km (0.118 R)
• M17: 16,284,626 km (0.032 R)
• M18: 23,301,664 km (0.115 R)
• M19: 23,583,955 km (0.099 R)
• M20: 28,204,135 km (0.099 R)
• M21: 38,132,946 km (0.105 R)
• M22: 38,788,035 km (0.095 R)
• M23: 42,877,742 km (0.027 R)
• M24: 49,537,241 km (0.097 R)
• M25: 50,474,172 km (0.065 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 27.6

Radius: 4.7

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 15.07 AU - 17.09 AU

Year: 24422 Days

Day: 24 Hours

Environment

Temp: -197 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,800,589 km

• M1: 58,493 km (0.113 R)
• M2: 593,305 km (0.086 R)
• M3: 1,186,610 km (0.043 R)
• M4: 3,536,194 km (0.097 R)
• M5: 3,957,612 km (0.057 R)
• M6: 4,386,808 km (0.097 R)
• M7: 5,921,682 km (0.104 R)
• M8: 11,439,450 km (0.107 R)
• M9: 11,628,691 km (0.118 R)
• M10: 12,110,696 km (0.112 R)
• M11: 14,227,057 km (0.089 R)
• M12: 18,582,898 km (0.025 R)
• M13: 18,910,218 km (0.12 R)
• M14: 19,374,869 km (0.075 R)
• M15: 21,740,460 km (0.084 R)
• M16: 22,693,698 km (0.056 R)
• M17: 23,142,791 km (0.088 R)
• M18: 25,882,077 km (0.053 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 415 - 13,795 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit