🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.48 AU - 0.58 AU

Year: 136 Days

Day: 17.6 Hours

Environment

Temp: 217 °C

Axial Tilt: 27.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.71 AU - 3.83 AU

Year: 2573 Days

Day: 35.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 4.1 AU - 6.3 AU

Year: 4168 Days

Day: 14.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,448,248 km

• M1: 560,992 km (0.12 R)

Asteroid Belt

Center: 6.25 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.7

Radius: 11.9

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 6.06 AU - 8.54 AU

Year: 6932 Days

Day: 10 Hours

Environment

Temp: -153 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 86,448,248 km

• M1: 148,551 km (0.096 R)
• M2: 588,817 km (0.079 R)
• M3: 1,431,502 km (0.095 R)
• M4: 2,249,802 km (0.119 R)
• M5: 4,344,023 km (0.077 R)
• M6: 5,837,159 km (0.117 R)
• M7: 8,741,153 km (0.094 R)
• M8: 13,056,154 km (0.059 R)
• M9: 14,009,392 km (0.119 R)
• M10: 16,113,635 km (0.051 R)
• M11: 20,446,887 km (0.119 R)
• M12: 22,692,351 km (0.094 R)
• M13: 25,017,402 km (0.084 R)
• M14: 26,486,453 km (0.051 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.3

Radius: 8.9

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 8.36 AU - 10.16 AU

Year: 9904 Days

Day: 14.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 86,448,248 km

• M1: 116,387 km (0.06 R)
• M2: 3,222,189 km (0.033 R)
• M3: 3,792,755 km (0.109 R)
• M4: 6,262,915 km (0.106 R)
• M5: 6,885,092 km (0.103 R)
• M6: 14,612,570 km (0.057 R)
• M7: 16,272,808 km (0.116 R)
• M8: 18,392,460 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.5

Radius: 10.5

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 9.07 AU - 12.27 AU

Year: 12250 Days

Day: 8.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 86,448,248 km

• M1: 130,749 km (0.053 R)
• M2: 543,489 km (0.043 R)
• M3: 1,102,088 km (0.044 R)
• M4: 3,242,534 km (0.12 R)
• M5: 6,045,250 km (0.091 R)
• M6: 6,601,604 km (0.11 R)
• M7: 9,761,560 km (0.055 R)
• M8: 13,253,175 km (0.031 R)
• M9: 15,514,795 km (0.12 R)
• M10: 17,722,860 km (0.083 R)
• M11: 18,477,880 km (0.053 R)
• M12: 20,214,113 km (0.094 R)
• M13: 20,871,596 km (0.104 R)
• M14: 22,841,650 km (0.034 R)
• M15: 23,645,140 km (0.053 R)
• M16: 26,557,811 km (0.071 R)
• M17: 26,950,356 km (0.112 R)
• M18: 27,446,422 km (0.091 R)
• M19: 28,456,806 km (0.057 R)
• M20: 30,124,673 km (0.114 R)
• M21: 32,299,826 km (0.097 R)
• M22: 42,051,812 km (0.109 R)
• M23: 42,719,318 km (0.089 R)
• M24: 44,350,234 km (0.101 R)
• M25: 45,600,423 km (0.076 R)
• M26: 48,170,814 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.4

Radius: 13.3

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 10.3 AU - 13.04 AU

Year: 14011 Days

Day: 13.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 86,448,248 km

• M1: 165,904 km (0.109 R)
• M2: 824,434 km (0.113 R)
• M3: 1,265,000 km (0.068 R)
• M4: 1,727,706 km (0.092 R)
• M5: 2,321,460 km (0.105 R)
• M6: 3,008,712 km (0.119 R)
• M7: 3,434,468 km (0.057 R)
• M8: 4,175,277 km (0.098 R)
• M9: 5,196,432 km (0.095 R)
• M10: 6,412,064 km (0.109 R)
• M11: 7,461,194 km (0.106 R)
• M12: 8,168,044 km (0.119 R)
• M13: 9,715,783 km (0.08 R)
• M14: 12,392,837 km (0.088 R)
• M15: 12,937,822 km (0.089 R)
• M16: 14,729,556 km (0.082 R)
• M17: 15,217,694 km (0.108 R)
• M18: 16,034,049 km (0.06 R)
• M19: 20,334,689 km (0.052 R)
• M20: 21,714,729 km (0.04 R)
• M21: 25,176,274 km (0.093 R)
• M22: 30,049,126 km (0.09 R)
• M23: 32,861,566 km (0.045 R)
• M24: 33,381,568 km (0.092 R)
• M25: 35,299,562 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 511.3

Radius: 3.5

Gravity: 41.74 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 17.57 AU - 19.49 AU

Year: 28034 Days

Day: 18.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 86,448,248 km

• M1: 43,683 km (0.111 R)
• M2: 242,199 km (0.078 R)
• M3: 445,951 km (0.113 R)
• M4: 590,612 km (0.117 R)
• M5: 734,825 km (0.093 R)
• M6: 1,393,654 km (0.07 R)
• M7: 1,579,754 km (0.089 R)
• M8: 2,667,779 km (0.07 R)
• M9: 3,941,904 km (0.113 R)
• M10: 4,673,288 km (0.093 R)
• M11: 5,012,875 km (0.068 R)
• M12: 5,328,227 km (0.1 R)
• M13: 5,450,000 km (0.112 R)
• M14: 6,961,387 km (0.108 R)
• M15: 10,715,097 km (0.114 R)
• M16: 13,126,914 km (0.092 R)
• M17: 15,380,755 km (0.108 R)
• M18: 19,463,431 km (0.091 R)
• M19: 22,271,981 km (0.111 R)
• M20: 27,092,324 km (0.112 R)
• M21: 29,049,812 km (0.113 R)
• M22: 32,834,489 km (0.107 R)
• M23: 36,495,448 km (0.058 R)
• M24: 42,321,686 km (0.117 R)
• M25: 44,949,672 km (0.091 R)
• M26: 45,454,266 km (0.109 R)
• M27: 48,737,789 km (0.118 R)
• M28: 50,890,952 km (0.118 R)
• M29: 52,547,000 km (0.093 R)
• M30: 53,294,391 km (0.101 R)
• M31: 56,160,088 km (0.096 R)
• M32: 56,549,790 km (0.079 R)
• M33: 57,137,710 km (0.083 R)
• M34: 58,325,816 km (0.075 R)
• M35: 62,404,752 km (0.092 R)
• M36: 64,088,177 km (0.079 R)
• M37: 75,537,350 km (0.054 R)
• M38: 76,967,656 km (0.093 R)
• M39: 80,622,332 km (0.103 R)
• M40: 80,870,066 km (0.072 R)

Kuiper Belt

Range: 31.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 13,111 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit