🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.75 AU - 1.03 AU

Year: 375 Days

Day: 43.8 Hours

Environment

Temp: -50 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 61,372,273 km

• M1: 260,300 km (0.09 R)
• M2: 387,309 km (0.107 R)

Asteroid Belt

Center: 2.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.3

Radius: 11.1

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 4.53 AU - 5.51 AU

Year: 5019 Days

Day: 12.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 61,372,273 km

• M1: 138,976 km (0.074 R)
• M2: 617,091 km (0.092 R)
• M3: 1,059,751 km (0.115 R)
• M4: 2,732,704 km (0.03 R)
• M5: 3,428,035 km (0.115 R)
• M6: 4,388,603 km (0.114 R)
• M7: 5,372,209 km (0.041 R)
• M8: 5,823,247 km (0.052 R)
• M9: 6,266,804 km (0.072 R)
• M10: 7,293,943 km (0.04 R)
• M11: 8,915,883 km (0.098 R)
• M12: 9,899,789 km (0.083 R)
• M13: 10,533,336 km (0.1 R)
• M14: 11,290,301 km (0.062 R)
• M15: 12,649,248 km (0.078 R)
• M16: 13,287,133 km (0.101 R)
• M17: 13,834,961 km (0.101 R)
• M18: 14,454,894 km (0.086 R)
• M19: 17,121,626 km (0.11 R)
• M20: 18,842,899 km (0.104 R)
• M21: 20,171,926 km (0.068 R)
• M22: 21,712,336 km (0.109 R)
• M23: 25,358,185 km (0.092 R)
• M24: 28,392,030 km (0.112 R)
• M25: 31,853,725 km (0.04 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.2

Radius: 13

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 4.66 AU - 6.3 AU

Year: 5724 Days

Day: 8.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 90.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,372,273 km

• M1: 167,550 km (0.026 R)
• M2: 991,983 km (0.096 R)
• M3: 1,745,807 km (0.111 R)
• M4: 2,964,132 km (0.067 R)
• M5: 3,546,367 km (0.047 R)
• M6: 5,314,764 km (0.045 R)
• M7: 10,333,473 km (0.079 R)
• M8: 12,247,428 km (0.074 R)
• M9: 12,736,015 km (0.09 R)
• M10: 13,909,460 km (0.053 R)
• M11: 14,334,019 km (0.101 R)
• M12: 14,987,163 km (0.045 R)
• M13: 16,353,142 km (0.104 R)
• M14: 18,238,374 km (0.115 R)
• M15: 26,746,753 km (0.059 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 628

Radius: 5.1

Gravity: 24.14 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 9.45 AU - 12.13 AU

Year: 15816 Days

Day: 15.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 151.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 61,372,273 km

• M1: 64,477 km (0.095 R)
• M2: 289,621 km (0.049 R)
• M3: 682,316 km (0.026 R)
• M4: 872,455 km (0.08 R)
• M5: 1,405,472 km (0.106 R)
• M6: 2,960,691 km (0.118 R)
• M7: 3,751,765 km (0.118 R)
• M8: 4,258,154 km (0.104 R)
• M9: 4,675,233 km (0.09 R)
• M10: 5,261,058 km (0.118 R)
• M11: 6,619,407 km (0.094 R)
• M12: 7,909,389 km (0.071 R)
• M13: 11,272,050 km (0.119 R)
• M14: 11,819,279 km (0.037 R)
• M15: 12,005,528 km (0.116 R)
• M16: 12,320,282 km (0.072 R)
• M17: 13,364,775 km (0.094 R)
• M18: 17,971,192 km (0.072 R)
• M19: 18,633,312 km (0.094 R)
• M20: 20,897,626 km (0.043 R)
• M21: 22,568,634 km (0.078 R)
• M22: 24,426,789 km (0.119 R)
• M23: 25,341,580 km (0.114 R)
• M24: 28,779,339 km (0.086 R)
• M25: 29,343,174 km (0.109 R)
• M26: 31,315,173 km (0.089 R)
• M27: 34,625,774 km (0.114 R)
• M28: 37,223,391 km (0.12 R)
• M29: 40,367,938 km (0.096 R)
• M30: 41,501,890 km (0.075 R)
• M31: 44,729,464 km (0.109 R)
• M32: 45,030,904 km (0.072 R)
• M33: 45,485,532 km (0.073 R)
• M34: 57,339,069 km (0.116 R)
• M35: 58,052,052 km (0.106 R)
• M36: 59,495,672 km (0.079 R)
• M37: 61,705,681 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 330.2

Radius: 4.7

Gravity: 14.95 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 10.85 AU - 15.11 AU

Year: 20867 Days

Day: 23.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 61,372,273 km

• M1: 59,091 km (0.065 R)
• M2: 226,641 km (0.07 R)
• M3: 392,694 km (0.099 R)
• M4: 676,332 km (0.113 R)
• M5: 993,629 km (0.098 R)
• M6: 1,584,989 km (0.114 R)
• M7: 2,011,643 km (0.095 R)
• M8: 2,664,787 km (0.055 R)
• M9: 3,503,133 km (0.097 R)
• M10: 4,666,257 km (0.093 R)
• M11: 5,352,911 km (0.042 R)
• M12: 6,383,640 km (0.115 R)
• M13: 9,500,213 km (0.107 R)
• M14: 10,259,572 km (0.059 R)
• M15: 10,883,993 km (0.119 R)
• M16: 11,533,248 km (0.115 R)
• M17: 13,170,297 km (0.118 R)
• M18: 13,501,956 km (0.092 R)
• M19: 13,975,583 km (0.114 R)
• M20: 14,181,878 km (0.082 R)
• M21: 15,536,337 km (0.114 R)
• M22: 16,056,339 km (0.106 R)
• M23: 20,376,277 km (0.111 R)
• M24: 24,205,833 km (0.109 R)
• M25: 25,005,134 km (0.06 R)
• M26: 34,738,122 km (0.09 R)
• M27: 36,790,156 km (0.061 R)
• M28: 41,133,879 km (0.118 R)
• M29: 41,984,642 km (0.088 R)
• M30: 42,702,563 km (0.043 R)
• M31: 48,428,271 km (0.101 R)
• M32: 49,376,722 km (0.112 R)
• M33: 50,015,804 km (0.084 R)
• M34: 60,275,226 km (0.063 R)
• M35: 61,188,521 km (0.063 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: 513 - 14,767 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit