🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.5

Radius: 14.9

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.82 AU - 1.28 AU

Year: 717 Days

Day: 14.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,619,959 km

• M1: 185,651 km (0.052 R)
• M2: 715,078 km (0.025 R)
• M3: 1,623,885 km (0.081 R)
• M4: 2,306,201 km (0.051 R)
• M5: 2,983,430 km (0.114 R)
• M6: 4,392,792 km (0.105 R)
• M7: 4,973,082 km (0.091 R)
• M8: 5,604,535 km (0.035 R)
• M9: 6,448,566 km (0.093 R)
• M10: 7,222,884 km (0.086 R)
• M11: 7,757,697 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.5

Radius: 9.8

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.01 AU - 1.29 AU

Year: 822 Days

Day: 6.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 41,619,959 km

• M1: 123,418 km (0.106 R)
• M2: 555,756 km (0.091 R)
• M3: 943,963 km (0.099 R)
• M4: 1,375,552 km (0.113 R)
• M5: 1,779,167 km (0.065 R)
• M6: 2,195,349 km (0.085 R)
• M7: 2,840,265 km (0.078 R)
• M8: 3,238,046 km (0.114 R)
• M9: 3,672,777 km (0.065 R)
• M10: 5,616,502 km (0.099 R)
• M11: 6,169,865 km (0.053 R)
• M12: 6,479,682 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.5

Radius: 10.2

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.94 AU - 4.64 AU

Year: 4920 Days

Day: 5.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,619,959 km

• M1: 127,009 km (0.037 R)
• M2: 540,796 km (0.045 R)
• M3: 879,935 km (0.085 R)
• M4: 1,668,166 km (0.089 R)
• M5: 2,175,452 km (0.077 R)
• M6: 2,574,579 km (0.095 R)
• M7: 3,117,919 km (0.062 R)
• M8: 4,920,723 km (0.119 R)
• M9: 6,465,919 km (0.041 R)
• M10: 8,774,214 km (0.101 R)
• M11: 11,442,891 km (0.078 R)
• M12: 12,809,318 km (0.114 R)
• M13: 14,777,577 km (0.07 R)
• M14: 17,001,050 km (0.111 R)
• M15: 17,371,454 km (0.119 R)
• M16: 22,100,393 km (0.085 R)
• M17: 22,541,856 km (0.09 R)
• M18: 22,914,205 km (0.102 R)
• M19: 24,837,884 km (0.092 R)
• M20: 26,452,494 km (0.089 R)
• M21: 26,866,730 km (0.098 R)
• M22: 29,003,886 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.3

Radius: 9.1

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 4.13 AU - 5.85 AU

Year: 7433 Days

Day: 9.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 41,619,959 km

• M1: 113,395 km (0.119 R)
• M2: 616,343 km (0.062 R)
• M3: 910,752 km (0.106 R)
• M4: 1,503,159 km (0.114 R)
• M5: 2,286,005 km (0.085 R)
• M6: 2,670,472 km (0.034 R)
• M7: 3,176,860 km (0.087 R)
• M8: 4,067,117 km (0.115 R)
• M9: 4,456,521 km (0.076 R)
• M10: 5,540,208 km (0.085 R)
• M11: 5,897,148 km (0.06 R)
• M12: 6,559,119 km (0.103 R)
• M13: 7,517,742 km (0.1 R)
• M14: 7,993,313 km (0.089 R)
• M15: 9,415,690 km (0.117 R)
• M16: 9,968,604 km (0.072 R)
• M17: 12,399,270 km (0.108 R)
• M18: 13,167,904 km (0.049 R)
• M19: 14,077,160 km (0.097 R)
• M20: 14,687,369 km (0.035 R)
• M21: 15,084,851 km (0.086 R)
• M22: 15,960,746 km (0.113 R)
• M23: 16,320,529 km (0.103 R)
• M24: 17,877,843 km (0.117 R)
• M25: 20,361,168 km (0.106 R)
• M26: 22,312,223 km (0.109 R)
• M27: 22,989,453 km (0.037 R)
• M28: 27,514,938 km (0.107 R)
• M29: 28,032,547 km (0.077 R)
• M30: 29,624,118 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783

Radius: 13.2

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 4.66 AU - 5.44 AU

Year: 7568 Days

Day: 5.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 41,619,959 km

• M1: 164,258 km (0.112 R)
• M2: 587,770 km (0.07 R)
• M3: 1,375,403 km (0.103 R)
• M4: 2,130,722 km (0.072 R)
• M5: 2,959,046 km (0.09 R)
• M6: 3,623,859 km (0.08 R)
• M7: 4,252,170 km (0.112 R)
• M8: 5,695,789 km (0.029 R)
• M9: 6,370,925 km (0.065 R)
• M10: 7,760,988 km (0.073 R)
• M11: 11,236,595 km (0.085 R)
• M12: 13,723,660 km (0.105 R)
• M13: 16,624,811 km (0.074 R)
• M14: 17,375,045 km (0.057 R)
• M15: 18,147,568 km (0.09 R)
• M16: 19,237,987 km (0.101 R)
• M17: 20,064,964 km (0.033 R)
• M18: 20,759,098 km (0.114 R)
• M19: 21,310,067 km (0.118 R)
• M20: 22,032,625 km (0.035 R)
• M21: 23,697,051 km (0.116 R)
• M22: 25,354,595 km (0.026 R)
• M23: 25,803,389 km (0.085 R)
• M24: 26,902,035 km (0.036 R)
• M25: 28,608,199 km (0.056 R)
• M26: 33,941,513 km (0.075 R)
• M27: 35,149,067 km (0.026 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 512 - 18,226 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit