🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.5 AU - 0.82 AU

Year: 194 Days

Day: 45.6 Hours

Environment

Temp: 157 °C

Axial Tilt: 49.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 89,617,360 km

• M1: 15,109 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.9 AU - 1.32 AU

Year: 423 Days

Day: 39.1 Hours

Environment

Temp: 5 °C

Axial Tilt: 4.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.28 AU - 1.7 AU

Year: 658 Days

Day: 31.8 Hours

Environment

Temp: -30 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.65 AU - 1.83 AU

Year: 830 Days

Day: 43.6 Hours

Environment

Temp: -45 °C

Axial Tilt: 47.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 89,617,360 km

• M1: 43,533 km (0.112 R)
• M2: 1,036,564 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.8

Radius: 12.8

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 8.1 AU - 10.76 AU

Year: 10473 Days

Day: 7.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 89,617,360 km

• M1: 159,471 km (0.078 R)
• M2: 644,318 km (0.058 R)
• M3: 1,252,433 km (0.049 R)
• M4: 1,902,735 km (0.079 R)
• M5: 2,400,597 km (0.101 R)
• M6: 2,800,323 km (0.101 R)
• M7: 4,020,742 km (0.109 R)
• M8: 8,574,352 km (0.097 R)
• M9: 9,486,151 km (0.081 R)
• M10: 10,573,877 km (0.087 R)
• M11: 12,317,290 km (0.062 R)
• M12: 13,257,662 km (0.088 R)
• M13: 13,971,095 km (0.089 R)
• M14: 17,609,165 km (0.107 R)
• M15: 18,307,787 km (0.075 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 898

Radius: 4.6

Gravity: 42.44 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 11.61 AU - 18.67 AU

Year: 21305 Days

Day: 16.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 89,617,360 km

• M1: 57,296 km (0.08 R)
• M2: 207,193 km (0.079 R)
• M3: 374,294 km (0.081 R)
• M4: 2,087,788 km (0.073 R)
• M5: 2,308,295 km (0.117 R)
• M6: 2,718,941 km (0.092 R)
• M7: 4,107,060 km (0.057 R)
• M8: 5,952,499 km (0.076 R)
• M9: 6,767,808 km (0.042 R)
• M10: 7,251,458 km (0.113 R)
• M11: 7,401,055 km (0.112 R)
• M12: 8,233,568 km (0.112 R)
• M13: 8,616,837 km (0.119 R)
• M14: 9,477,923 km (0.117 R)
• M15: 10,331,977 km (0.117 R)
• M16: 11,103,902 km (0.059 R)
• M17: 12,332,848 km (0.103 R)
• M18: 13,801,451 km (0.09 R)
• M19: 14,420,188 km (0.075 R)
• M20: 15,713,012 km (0.066 R)
• M21: 17,257,461 km (0.086 R)
• M22: 18,619,549 km (0.074 R)
• M23: 20,744,438 km (0.095 R)
• M24: 22,073,315 km (0.1 R)
• M25: 28,079,371 km (0.031 R)
• M26: 32,455,856 km (0.068 R)
• M27: 33,963,504 km (0.109 R)
• M28: 34,242,653 km (0.056 R)
• M29: 34,805,291 km (0.066 R)
• M30: 39,839,708 km (0.11 R)
• M31: 41,407,793 km (0.11 R)
• M32: 42,691,492 km (0.097 R)
• M33: 43,343,290 km (0.106 R)
• M34: 45,507,223 km (0.101 R)
• M35: 46,358,286 km (0.039 R)
• M36: 53,552,747 km (0.046 R)
• M37: 55,075,653 km (0.111 R)
• M38: 55,460,867 km (0.105 R)
• M39: 57,216,398 km (0.096 R)
• M40: 61,663,195 km (0.112 R)
• M41: 62,495,707 km (0.099 R)
• M42: 69,876,866 km (0.11 R)
• M43: 71,009,023 km (0.078 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 501.4

Radius: 7.1

Gravity: 9.95 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 18.72 AU - 19.22 AU

Year: 29881 Days

Day: 15.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 89,617,360 km

• M1: 90,058 km (0.096 R)
• M2: 468,989 km (0.085 R)
• M3: 1,357,152 km (0.095 R)
• M4: 1,716,935 km (0.119 R)
• M5: 2,433,808 km (0.101 R)
• M6: 2,833,683 km (0.073 R)
• M7: 3,701,051 km (0.12 R)
• M8: 5,818,160 km (0.093 R)
• M9: 7,058,476 km (0.087 R)
• M10: 11,346,699 km (0.064 R)
• M11: 12,822,632 km (0.064 R)
• M12: 13,117,639 km (0.106 R)
• M13: 13,417,134 km (0.084 R)
• M14: 19,042,313 km (0.096 R)
• M15: 22,051,025 km (0.099 R)
• M16: 23,889,434 km (0.07 R)
• M17: 25,827,474 km (0.113 R)
• M18: 26,774,877 km (0.078 R)
• M19: 34,064,931 km (0.097 R)
• M20: 34,631,159 km (0.115 R)
• M21: 34,916,592 km (0.091 R)
• M22: 37,108,051 km (0.092 R)
• M23: 37,406,948 km (0.106 R)
• M24: 43,895,157 km (0.111 R)
• M25: 44,229,658 km (0.045 R)
• M26: 45,584,266 km (0.044 R)
• M27: 52,023,557 km (0.046 R)
• M28: 64,488,650 km (0.102 R)
• M29: 70,716,858 km (0.086 R)
• M30: 79,297,942 km (0.086 R)
• M31: 83,324,668 km (0.109 R)

Kuiper Belt

Range: 30.3 - 45.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 268 - 10,394 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit