🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.6 AU - 1.98 AU

Year: 858 Days

Day: 37.6 Hours

Environment

Temp: -58 °C

Axial Tilt: 26.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,909,669 km

• M1: 46,824 km (0.119 R)
• M2: 146,307 km (0.083 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.1 AU - 2.18 AU

Year: 1121 Days

Day: 41.3 Hours

Environment

Temp: -56 °C

Axial Tilt: 48.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.27 AU - 2.81 AU

Year: 1450 Days

Day: 38 Hours

Environment

Temp: -93 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 4.17 AU - 5.09 AU

Year: 3568 Days

Day: 32.8 Hours

Environment

Temp: -124 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,909,669 km

• M1: 347,965 km (0.1 R)
• M2: 2,910,427 km (0.112 R)

Asteroid Belt

Center: 5.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.2

Radius: 8

Gravity: 9 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 7.05 AU - 7.55 AU

Year: 7064 Days

Day: 8.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,909,669 km

• M1: 100,380 km (0.12 R)
• M2: 407,804 km (0.077 R)
• M3: 679,025 km (0.103 R)
• M4: 1,075,459 km (0.083 R)
• M5: 1,339,499 km (0.07 R)
• M6: 2,094,520 km (0.068 R)
• M7: 2,477,042 km (0.119 R)
• M8: 4,819,146 km (0.115 R)
• M9: 5,337,802 km (0.089 R)
• M10: 6,692,710 km (0.083 R)
• M11: 11,452,615 km (0.096 R)
• M12: 12,963,254 km (0.095 R)
• M13: 14,137,148 km (0.064 R)
• M14: 15,502,379 km (0.072 R)
• M15: 15,810,401 km (0.093 R)
• M16: 20,269,315 km (0.081 R)
• M17: 23,023,112 km (0.106 R)
• M18: 24,323,417 km (0.089 R)
• M19: 24,655,973 km (0.096 R)
• M20: 25,843,930 km (0.113 R)
• M21: 27,516,733 km (0.08 R)
• M22: 29,073,449 km (0.055 R)
• M23: 34,302,941 km (0.037 R)
• M24: 34,721,217 km (0.078 R)
• M25: 35,248,998 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 605.6

Radius: 3.9

Gravity: 39.82 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 13.51 AU - 14.97 AU

Year: 19246 Days

Day: 24.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 98.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 54,909,669 km

• M1: 49,666 km (0.031 R)
• M2: 180,864 km (0.072 R)
• M3: 323,730 km (0.114 R)
• M4: 617,540 km (0.114 R)
• M5: 805,884 km (0.097 R)
• M6: 971,638 km (0.109 R)
• M7: 1,159,982 km (0.102 R)
• M8: 1,313,170 km (0.08 R)
• M9: 1,448,556 km (0.087 R)
• M10: 2,188,168 km (0.077 R)
• M11: 2,628,135 km (0.099 R)
• M12: 2,918,954 km (0.089 R)
• M13: 3,204,087 km (0.068 R)
• M14: 3,339,623 km (0.08 R)
• M15: 3,535,895 km (0.111 R)
• M16: 5,169,354 km (0.05 R)
• M17: 11,818,531 km (0.111 R)
• M18: 16,273,556 km (0.034 R)
• M19: 17,498,014 km (0.113 R)
• M20: 19,046,950 km (0.118 R)
• M21: 21,827,676 km (0.12 R)
• M22: 27,267,503 km (0.117 R)
• M23: 28,407,738 km (0.091 R)
• M24: 28,756,002 km (0.07 R)
• M25: 30,418,633 km (0.045 R)
• M26: 32,903,453 km (0.109 R)
• M27: 33,804,032 km (0.074 R)
• M28: 36,741,686 km (0.085 R)
• M29: 44,351,730 km (0.032 R)
• M30: 44,507,461 km (0.079 R)
• M31: 51,730,644 km (0.093 R)
• M32: 52,249,749 km (0.069 R)
• M33: 53,122,653 km (0.12 R)
• M34: 53,651,032 km (0.088 R)
• M35: 53,828,007 km (0.042 R)
• M36: 57,448,275 km (0.106 R)
• M37: 64,968,261 km (0.028 R)
• M38: 66,996,808 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 147.5

Radius: 7.7

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 14.51 AU - 20.67 AU

Year: 26422 Days

Day: 15.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,909,669 km

• M1: 95,892 km (0.11 R)
• M2: 365,019 km (0.103 R)
• M3: 1,104,331 km (0.045 R)
• M4: 1,681,779 km (0.096 R)
• M5: 2,346,592 km (0.066 R)
• M6: 2,631,875 km (0.094 R)
• M7: 3,127,343 km (0.112 R)
• M8: 4,861,183 km (0.111 R)
• M9: 5,431,151 km (0.057 R)
• M10: 5,823,097 km (0.102 R)
• M11: 8,823,282 km (0.105 R)
• M12: 9,365,425 km (0.033 R)
• M13: 10,354,117 km (0.1 R)
• M14: 13,096,396 km (0.099 R)
• M15: 14,872,871 km (0.093 R)
• M16: 16,361,220 km (0.032 R)
• M17: 18,816,420 km (0.052 R)
• M18: 19,880,510 km (0.103 R)
• M19: 21,070,710 km (0.087 R)
• M20: 23,592,332 km (0.106 R)
• M21: 24,062,967 km (0.112 R)
• M22: 27,533,787 km (0.094 R)
• M23: 33,403,110 km (0.086 R)
• M24: 39,261,213 km (0.097 R)
• M25: 43,478,377 km (0.064 R)
• M26: 45,044,517 km (0.082 R)
• M27: 46,207,042 km (0.025 R)

Kuiper Belt

Range: 30.6 - 53.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 276 - 19,077 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit