🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.42 AU - 0.68 AU

Year: 268 Days

Day: 29.9 Hours

Environment

Temp: -121 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.3

Radius: 12.6

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.1 AU - 1.32 AU

Year: 873 Days

Day: 7.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,496,120 km

• M1: 157,377 km (0.118 R)
• M2: 551,268 km (0.099 R)
• M3: 958,922 km (0.088 R)
• M4: 1,453,493 km (0.114 R)
• M5: 1,894,807 km (0.1 R)
• M6: 2,349,135 km (0.09 R)
• M7: 3,216,803 km (0.082 R)
• M8: 4,646,360 km (0.077 R)
• M9: 5,251,184 km (0.061 R)
• M10: 7,100,513 km (0.119 R)
• M11: 7,779,089 km (0.101 R)
• M12: 8,211,876 km (0.046 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.8

Radius: 10.6

Gravity: 7.1 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.62 AU - 2.54 AU

Year: 1968 Days

Day: 6 Hours

Environment

Temp: -183 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,496,120 km

• M1: 131,796 km (0.058 R)
• M2: 593,604 km (0.054 R)
• M3: 1,090,419 km (0.079 R)
• M4: 1,564,195 km (0.106 R)
• M5: 3,234,306 km (0.11 R)
• M6: 3,881,018 km (0.074 R)
• M7: 4,466,843 km (0.098 R)
• M8: 5,864,685 km (0.095 R)
• M9: 6,937,003 km (0.119 R)
• M10: 7,505,325 km (0.098 R)
• M11: 10,975,846 km (0.106 R)
• M12: 12,680,963 km (0.083 R)
• M13: 14,465,067 km (0.102 R)
• M14: 14,831,731 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.8

Radius: 15

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.78 AU - 2.78 AU

Year: 2258 Days

Day: 9.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,496,120 km

• M1: 187,596 km (0.114 R)
• M2: 793,617 km (0.083 R)
• M3: 1,612,067 km (0.117 R)
• M4: 2,216,292 km (0.11 R)
• M5: 2,970,864 km (0.112 R)
• M6: 3,760,591 km (0.052 R)
• M7: 4,287,026 km (0.077 R)
• M8: 5,181,621 km (0.117 R)
• M9: 5,736,181 km (0.072 R)
• M10: 6,464,872 km (0.104 R)
• M11: 7,432,172 km (0.118 R)
• M12: 7,919,711 km (0.12 R)
• M13: 8,526,630 km (0.093 R)
• M14: 10,460,631 km (0.083 R)
• M15: 11,350,738 km (0.053 R)
• M16: 12,501,894 km (0.109 R)
• M17: 15,424,588 km (0.119 R)
• M18: 16,069,803 km (0.112 R)
• M19: 17,045,181 km (0.086 R)
• M20: 18,554,026 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.1

Radius: 14.1

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 4.5 AU - 4.74 AU

Year: 6514 Days

Day: 5.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,496,120 km

• M1: 177,124 km (0.119 R)
• M2: 750,084 km (0.11 R)
• M3: 1,203,515 km (0.115 R)
• M4: 1,681,031 km (0.086 R)
• M5: 2,443,232 km (0.091 R)
• M6: 3,206,780 km (0.102 R)
• M7: 4,124,862 km (0.098 R)
• M8: 5,550,979 km (0.103 R)
• M9: 6,517,082 km (0.09 R)
• M10: 7,360,814 km (0.079 R)
• M11: 8,152,635 km (0.042 R)
• M12: 9,401,029 km (0.113 R)
• M13: 10,972,705 km (0.077 R)
• M14: 12,383,861 km (0.112 R)
• M15: 14,449,808 km (0.089 R)
• M16: 15,628,340 km (0.115 R)
• M17: 18,106,279 km (0.099 R)
• M18: 21,303,036 km (0.083 R)
• M19: 22,016,917 km (0.089 R)
• M20: 22,911,063 km (0.104 R)
• M21: 25,473,077 km (0.105 R)
• M22: 29,960,714 km (0.074 R)
• M23: 30,556,412 km (0.068 R)
• M24: 33,975,172 km (0.114 R)
• M25: 37,756,259 km (0.061 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.3

Radius: 8.6

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 4.32 AU - 6.86 AU

Year: 8670 Days

Day: 11.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,496,120 km

• M1: 112,797 km (0.113 R)
• M2: 387,010 km (0.104 R)
• M3: 795,561 km (0.051 R)
• M4: 1,113,756 km (0.101 R)
• M5: 1,566,888 km (0.103 R)
• M6: 1,958,236 km (0.104 R)
• M7: 2,749,758 km (0.108 R)
• M8: 3,116,722 km (0.104 R)
• M9: 3,537,990 km (0.118 R)
• M10: 3,831,949 km (0.054 R)
• M11: 4,443,506 km (0.076 R)
• M12: 4,840,688 km (0.101 R)
• M13: 5,466,007 km (0.102 R)
• M14: 5,767,596 km (0.117 R)
• M15: 6,842,607 km (0.112 R)
• M16: 10,039,663 km (0.033 R)
• M17: 12,600,479 km (0.098 R)
• M18: 16,113,935 km (0.119 R)
• M19: 18,630,320 km (0.111 R)
• M20: 21,397,432 km (0.101 R)
• M21: 23,863,553 km (0.11 R)
• M22: 24,917,470 km (0.106 R)
• M23: 28,624,655 km (0.078 R)
• M24: 29,261,044 km (0.056 R)
• M25: 31,418,545 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.3

Radius: 13.2

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 4.37 AU - 7.17 AU

Year: 9092 Days

Day: 6.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 46,496,120 km

• M1: 164,109 km (0.102 R)
• M2: 644,168 km (0.104 R)
• M3: 1,453,044 km (0.099 R)
• M4: 2,219,584 km (0.103 R)
• M5: 2,746,767 km (0.115 R)
• M6: 4,442,758 km (0.049 R)
• M7: 5,352,462 km (0.12 R)
• M8: 5,990,497 km (0.066 R)
• M9: 6,984,126 km (0.108 R)
• M10: 10,424,129 km (0.077 R)
• M11: 13,303,589 km (0.12 R)
• M12: 14,861,352 km (0.042 R)
• M13: 15,517,338 km (0.081 R)
• M14: 17,966,704 km (0.048 R)
• M15: 18,411,160 km (0.113 R)
• M16: 19,788,806 km (0.113 R)
• M17: 22,662,432 km (0.075 R)
• M18: 23,797,281 km (0.094 R)
• M19: 24,423,947 km (0.08 R)
• M20: 26,275,071 km (0.12 R)
• M21: 27,332,129 km (0.091 R)
• M22: 28,417,462 km (0.05 R)
• M23: 30,359,392 km (0.066 R)
• M24: 31,202,974 km (0.107 R)
• M25: 31,630,525 km (0.083 R)
• M26: 32,062,115 km (0.098 R)
• M27: 33,491,822 km (0.077 R)
• M28: 38,035,857 km (0.063 R)
• M29: 42,450,041 km (0.116 R)
• M30: 43,771,439 km (0.098 R)
• M31: 44,712,560 km (0.104 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 16,872 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit