🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.54 AU - 0.84 AU

Year: 240 Days

Day: 15.6 Hours

Environment

Temp: 14 °C

Axial Tilt: 32.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.01 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.02 AU - 1.64 AU

Year: 643 Days

Day: 30.8 Hours

Environment

Temp: -79 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.61 AU - 1.69 AU

Year: 888 Days

Day: 22.4 Hours

Environment

Temp: -100 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.4

Radius: 14.9

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.08 AU - 3.46 AU

Year: 2477 Days

Day: 5 Hours

Environment

Temp: -152 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 45,974,198 km

• M1: 187,596 km (0.108 R)
• M2: 774,468 km (0.069 R)
• M3: 1,593,965 km (0.097 R)
• M4: 2,715,949 km (0.03 R)
• M5: 3,224,582 km (0.109 R)
• M6: 4,345,968 km (0.057 R)
• M7: 5,217,675 km (0.07 R)
• M8: 6,741,030 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472

Radius: 13.9

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 5.77 AU - 7.15 AU

Year: 6879 Days

Day: 12.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 45,974,198 km

• M1: 172,935 km (0.119 R)
• M2: 710,739 km (0.101 R)
• M3: 1,208,452 km (0.103 R)
• M4: 2,385,488 km (0.117 R)
• M5: 3,084,409 km (0.12 R)
• M6: 3,825,068 km (0.083 R)
• M7: 4,449,938 km (0.033 R)
• M8: 5,114,302 km (0.063 R)
• M9: 7,120,859 km (0.086 R)
• M10: 7,956,812 km (0.117 R)
• M11: 8,695,675 km (0.113 R)
• M12: 11,429,726 km (0.091 R)
• M13: 12,473,620 km (0.1 R)
• M14: 13,743,257 km (0.098 R)
• M15: 14,865,840 km (0.038 R)
• M16: 15,867,248 km (0.061 R)
• M17: 16,600,876 km (0.096 R)
• M18: 18,534,279 km (0.076 R)
• M19: 19,006,260 km (0.111 R)
• M20: 22,921,386 km (0.08 R)
• M21: 25,149,646 km (0.108 R)
• M22: 26,741,667 km (0.115 R)
• M23: 28,937,614 km (0.08 R)
• M24: 31,251,294 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.8

Radius: 12.8

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 6.94 AU - 7.74 AU

Year: 8332 Days

Day: 13.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 45,974,198 km

• M1: 205,248 km (0.115 R)
• M2: 668,852 km (0.038 R)
• M3: 1,149,959 km (0.096 R)
• M4: 1,852,470 km (0.081 R)
• M5: 2,463,578 km (0.117 R)
• M6: 3,707,634 km (0.044 R)
• M7: 4,236,761 km (0.098 R)
• M8: 5,859,001 km (0.104 R)
• M9: 7,465,083 km (0.055 R)
• M10: 9,982,516 km (0.051 R)
• M11: 15,378,512 km (0.107 R)
• M12: 17,815,760 km (0.097 R)
• M13: 18,397,845 km (0.055 R)
• M14: 20,150,833 km (0.106 R)
• M15: 22,160,531 km (0.093 R)
• M16: 22,909,717 km (0.098 R)
• M17: 23,444,081 km (0.101 R)
• M18: 23,986,672 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.9

Radius: 10.6

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 7.96 AU - 10.02 AU

Year: 11293 Days

Day: 14.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 45,974,198 km

• M1: 145,559 km (0.11 R)
• M2: 1,734,737 km (0.113 R)
• M3: 2,687,227 km (0.095 R)
• M4: 3,154,570 km (0.082 R)
• M5: 3,650,936 km (0.117 R)
• M6: 4,036,899 km (0.055 R)
• M7: 4,983,105 km (0.114 R)
• M8: 5,361,737 km (0.095 R)
• M9: 5,691,900 km (0.119 R)
• M10: 6,393,514 km (0.062 R)
• M11: 6,918,154 km (0.117 R)
• M12: 7,552,748 km (0.117 R)
• M13: 10,537,225 km (0.074 R)
• M14: 12,955,176 km (0.111 R)
• M15: 14,482,570 km (0.082 R)
• M16: 16,195,166 km (0.098 R)
• M17: 19,704,583 km (0.041 R)
• M18: 20,574,943 km (0.117 R)
• M19: 21,636,340 km (0.056 R)
• M20: 22,307,436 km (0.073 R)
• M21: 26,060,697 km (0.114 R)
• M22: 26,820,505 km (0.105 R)
• M23: 27,302,808 km (0.104 R)
• M24: 29,087,212 km (0.118 R)
• M25: 30,215,180 km (0.054 R)
• M26: 35,596,365 km (0.111 R)
• M27: 37,363,415 km (0.104 R)
• M28: 37,844,372 km (0.098 R)
• M29: 39,311,927 km (0.118 R)
• M30: 41,712,673 km (0.026 R)
• M31: 43,014,624 km (0.054 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 20,352 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit