🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.59 AU - 0.81 AU

Year: 256 Days

Day: 22.9 Hours

Environment

Temp: 1 °C

Axial Tilt: 19.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.17 AU - 2.83 AU

Year: 1726 Days

Day: 15.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,477,611 km

• M1: 455,376 km (0.083 R)

Asteroid Belt

Center: 2.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599

Radius: 13.5

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.55 AU - 3.65 AU

Year: 2383 Days

Day: 12 Hours

Environment

Temp: -138 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 87,477,611 km

• M1: 167,998 km (0.108 R)
• M2: 602,281 km (0.055 R)
• M3: 1,284,597 km (0.066 R)
• M4: 1,855,313 km (0.058 R)
• M5: 2,375,315 km (0.1 R)
• M6: 3,166,987 km (0.119 R)
• M7: 3,918,118 km (0.113 R)
• M8: 4,656,832 km (0.095 R)
• M9: 5,093,807 km (0.114 R)
• M10: 7,068,200 km (0.106 R)
• M11: 7,949,332 km (0.119 R)
• M12: 8,771,073 km (0.064 R)
• M13: 9,509,937 km (0.102 R)
• M14: 10,217,385 km (0.109 R)
• M15: 12,099,625 km (0.077 R)
• M16: 12,973,427 km (0.057 R)
• M17: 15,654,071 km (0.076 R)
• M18: 16,945,400 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.9

Radius: 8.8

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 4.05 AU - 4.05 AU

Year: 3558 Days

Day: 9.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 87,477,611 km

• M1: 109,506 km (0.109 R)
• M2: 403,765 km (0.113 R)
• M3: 1,452,745 km (0.097 R)
• M4: 1,886,429 km (0.085 R)
• M5: 2,960,542 km (0.107 R)
• M6: 3,492,063 km (0.05 R)
• M7: 4,001,893 km (0.05 R)
• M8: 4,597,143 km (0.1 R)
• M9: 5,229,942 km (0.049 R)
• M10: 6,668,923 km (0.12 R)
• M11: 7,556,637 km (0.095 R)
• M12: 9,149,555 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.1

Radius: 9.5

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 3.18 AU - 5.18 AU

Year: 3731 Days

Day: 12.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 87,477,611 km

• M1: 118,482 km (0.061 R)
• M2: 487,091 km (0.118 R)
• M3: 835,205 km (0.115 R)
• M4: 1,284,148 km (0.1 R)
• M5: 2,859,115 km (0.036 R)
• M6: 3,503,433 km (0.116 R)
• M7: 3,977,658 km (0.084 R)
• M8: 5,743,810 km (0.09 R)
• M9: 7,146,889 km (0.106 R)
• M10: 8,582,879 km (0.102 R)
• M11: 10,366,384 km (0.064 R)
• M12: 17,590,466 km (0.096 R)
• M13: 19,354,673 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.1

Radius: 13.5

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 8.05 AU - 11.07 AU

Year: 12904 Days

Day: 14.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 87,477,611 km

• M1: 173,384 km (0.057 R)
• M2: 1,073,066 km (0.117 R)
• M3: 1,725,761 km (0.099 R)
• M4: 2,484,222 km (0.102 R)
• M5: 4,442,458 km (0.085 R)
• M6: 5,461,818 km (0.114 R)
• M7: 6,304,353 km (0.117 R)
• M8: 6,757,186 km (0.103 R)
• M9: 7,187,729 km (0.07 R)
• M10: 7,728,675 km (0.058 R)
• M11: 8,152,037 km (0.113 R)
• M12: 9,463,412 km (0.082 R)
• M13: 10,450,758 km (0.108 R)
• M14: 11,811,051 km (0.114 R)
• M15: 12,374,287 km (0.077 R)
• M16: 20,340,523 km (0.112 R)
• M17: 21,517,859 km (0.064 R)
• M18: 22,549,336 km (0.114 R)
• M19: 34,238,614 km (0.103 R)
• M20: 35,514,684 km (0.06 R)
• M21: 42,373,896 km (0.08 R)
• M22: 52,043,603 km (0.098 R)
• M23: 53,050,995 km (0.119 R)
• M24: 56,678,893 km (0.082 R)
• M25: 61,396,013 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 505.4

Radius: 7

Gravity: 10.31 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 14.01 AU - 18.57 AU

Year: 28703 Days

Day: 22.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 87,477,611 km

• M1: 87,365 km (0.046 R)
• M2: 387,907 km (0.099 R)
• M3: 695,929 km (0.116 R)
• M4: 1,082,490 km (0.114 R)
• M5: 1,469,051 km (0.074 R)
• M6: 1,769,294 km (0.091 R)
• M7: 2,131,470 km (0.093 R)
• M8: 2,818,573 km (0.096 R)
• M9: 3,461,545 km (0.111 R)
• M10: 4,301,836 km (0.11 R)
• M11: 4,844,577 km (0.056 R)
• M12: 5,472,889 km (0.108 R)
• M13: 7,480,642 km (0.043 R)
• M14: 11,010,852 km (0.086 R)
• M15: 11,747,771 km (0.04 R)
• M16: 12,732,724 km (0.068 R)
• M17: 13,924,570 km (0.046 R)
• M18: 15,107,739 km (0.119 R)
• M19: 17,672,595 km (0.112 R)
• M20: 24,308,906 km (0.117 R)
• M21: 25,097,436 km (0.062 R)
• M22: 26,963,819 km (0.083 R)
• M23: 30,190,645 km (0.116 R)
• M24: 32,977,953 km (0.097 R)
• M25: 49,695,515 km (0.047 R)
• M26: 52,814,182 km (0.087 R)
• M27: 56,061,054 km (0.084 R)
• M28: 56,843,900 km (0.079 R)
• M29: 57,633,926 km (0.112 R)
• M30: 59,034,312 km (0.114 R)
• M31: 61,487,268 km (0.117 R)
• M32: 65,508,758 km (0.118 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 438 - 11,157 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit