🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.51 AU - 0.59 AU

Year: 268 Days

Day: 18.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.6

Radius: 10.4

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.81 AU - 1.11 AU

Year: 617 Days

Day: 7.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 52,816,450 km

• M1: 131,945 km (0.076 R)
• M2: 469,737 km (0.046 R)
• M3: 1,539,661 km (0.107 R)
• M4: 2,027,201 km (0.074 R)
• M5: 3,008,862 km (0.072 R)
• M6: 3,752,214 km (0.112 R)
• M7: 5,053,416 km (0.105 R)

Asteroid Belt

Center: 1.57 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.1

Radius: 14.2

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.96 AU - 2.4 AU

Year: 2112 Days

Day: 5.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,816,450 km

• M1: 179,667 km (0.118 R)
• M2: 670,498 km (0.091 R)
• M3: 1,170,304 km (0.1 R)
• M4: 1,616,405 km (0.081 R)
• M5: 2,320,263 km (0.096 R)
• M6: 2,797,181 km (0.095 R)
• M7: 3,746,679 km (0.104 R)
• M8: 4,430,341 km (0.102 R)
• M9: 5,127,168 km (0.088 R)
• M10: 5,921,383 km (0.096 R)
• M11: 6,824,056 km (0.12 R)
• M12: 7,847,306 km (0.058 R)
• M13: 8,837,045 km (0.107 R)
• M14: 9,729,846 km (0.067 R)
• M15: 10,382,691 km (0.103 R)
• M16: 11,735,803 km (0.1 R)
• M17: 14,932,261 km (0.062 R)
• M18: 16,199,205 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.7

Radius: 8

Gravity: 11.73 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.7 AU - 3.86 AU

Year: 3897 Days

Day: 7.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,816,450 km

• M1: 113,395 km (0.098 R)
• M2: 390,750 km (0.112 R)
• M3: 720,463 km (0.113 R)
• M4: 1,051,972 km (0.063 R)
• M5: 1,598,453 km (0.1 R)
• M6: 2,073,426 km (0.078 R)
• M7: 2,429,769 km (0.108 R)
• M8: 3,900,316 km (0.081 R)
• M9: 4,687,649 km (0.12 R)
• M10: 4,963,807 km (0.117 R)
• M11: 5,224,406 km (0.027 R)
• M12: 6,061,407 km (0.095 R)
• M13: 6,359,405 km (0.115 R)
• M14: 8,034,752 km (0.089 R)
• M15: 9,500,512 km (0.071 R)
• M16: 11,269,357 km (0.064 R)
• M17: 14,688,117 km (0.049 R)
• M18: 15,009,902 km (0.091 R)
• M19: 15,391,227 km (0.084 R)
• M20: 20,820,583 km (0.085 R)
• M21: 22,905,080 km (0.046 R)
• M22: 25,662,916 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.2

Radius: 9.4

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3.24 AU - 4.48 AU

Year: 4975 Days

Day: 12.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,816,450 km

• M1: 116,836 km (0.036 R)
• M2: 464,501 km (0.092 R)
• M3: 1,801,607 km (0.054 R)
• M4: 2,333,128 km (0.071 R)
• M5: 2,748,562 km (0.036 R)
• M6: 6,079,358 km (0.099 R)
• M7: 7,927,939 km (0.034 R)
• M8: 10,484,866 km (0.087 R)
• M9: 11,839,325 km (0.099 R)
• M10: 14,134,007 km (0.091 R)
• M11: 15,359,662 km (0.03 R)
• M12: 20,717,809 km (0.115 R)
• M13: 22,296,815 km (0.103 R)
• M14: 22,977,784 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.7

Radius: 11.8

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.92 AU - 5.2 AU

Year: 6388 Days

Day: 12 Hours

Environment

Temp: -209 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 52,816,450 km

• M1: 146,756 km (0.059 R)
• M2: 518,357 km (0.066 R)
• M3: 964,906 km (0.077 R)
• M4: 1,468,752 km (0.105 R)
• M5: 2,056,522 km (0.061 R)
• M6: 3,619,072 km (0.042 R)
• M7: 4,595,796 km (0.072 R)
• M8: 5,244,602 km (0.085 R)
• M9: 6,625,540 km (0.063 R)
• M10: 7,240,986 km (0.11 R)
• M11: 8,235,662 km (0.112 R)
• M12: 9,360,937 km (0.083 R)
• M13: 10,092,471 km (0.111 R)
• M14: 10,954,902 km (0.06 R)
• M15: 11,816,586 km (0.076 R)
• M16: 13,087,719 km (0.086 R)
• M17: 16,754,962 km (0.057 R)
• M18: 17,511,628 km (0.036 R)
• M19: 20,340,673 km (0.046 R)
• M20: 21,567,824 km (0.057 R)
• M21: 22,767,300 km (0.054 R)
• M22: 23,695,704 km (0.119 R)
• M23: 26,043,643 km (0.079 R)
• M24: 27,403,338 km (0.103 R)
• M25: 28,899,317 km (0.088 R)
• M26: 32,342,461 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.9

Radius: 10.8

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.55 AU - 5.83 AU

Year: 6663 Days

Day: 7.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,816,450 km

• M1: 135,087 km (0.065 R)
• M2: 753,973 km (0.086 R)
• M3: 1,103,434 km (0.059 R)
• M4: 1,502,860 km (0.105 R)
• M5: 2,819,022 km (0.031 R)
• M6: 6,192,604 km (0.113 R)
• M7: 8,721,406 km (0.093 R)
• M8: 11,451,418 km (0.085 R)
• M9: 13,793,672 km (0.034 R)
• M10: 19,228,263 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 847.6

Radius: 5.9

Gravity: 24.35 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.88 AU - 6.74 AU

Year: 10398 Days

Day: 22.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 52,816,450 km

• M1: 73,453 km (0.11 R)
• M2: 381,026 km (0.063 R)
• M3: 698,472 km (0.079 R)
• M4: 1,170,304 km (0.075 R)
• M5: 1,441,226 km (0.073 R)
• M6: 4,179,615 km (0.082 R)
• M7: 4,879,583 km (0.096 R)
• M8: 7,028,706 km (0.08 R)
• M9: 7,404,197 km (0.102 R)
• M10: 8,424,754 km (0.076 R)
• M11: 9,586,232 km (0.088 R)
• M12: 14,692,007 km (0.043 R)
• M13: 15,444,484 km (0.088 R)
• M14: 17,026,033 km (0.048 R)
• M15: 23,044,056 km (0.076 R)
• M16: 25,295,803 km (0.078 R)
• M17: 34,804,842 km (0.103 R)
• M18: 37,255,555 km (0.11 R)
• M19: 38,908,910 km (0.11 R)
• M20: 42,771,976 km (0.07 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 260 - 12,366 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit