🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.75 AU - 1.21 AU

Year: 360 Days

Day: 42.2 Hours

Environment

Temp: 32 °C

Axial Tilt: 10.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 2.45 AU - 3.39 AU

Year: 1850 Days

Day: 25.9 Hours

Environment

Temp: -99 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771.6

Radius: 9

Gravity: 9.53 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 5.76 AU - 6 AU

Year: 5288 Days

Day: 6.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 62,795,237 km

• M1: 111,899 km (0.095 R)
• M2: 632,051 km (0.06 R)
• M3: 937,829 km (0.119 R)
• M4: 2,039,767 km (0.104 R)
• M5: 2,787,158 km (0.118 R)
• M6: 4,030,017 km (0.096 R)
• M7: 4,868,812 km (0.103 R)
• M8: 5,172,945 km (0.092 R)
• M9: 5,728,252 km (0.036 R)
• M10: 6,194,399 km (0.112 R)
• M11: 6,957,947 km (0.092 R)
• M12: 8,046,570 km (0.056 R)
• M13: 8,711,832 km (0.094 R)
• M14: 9,370,960 km (0.063 R)
• M15: 10,512,542 km (0.107 R)
• M16: 11,022,371 km (0.099 R)
• M17: 11,793,399 km (0.1 R)
• M18: 12,343,919 km (0.08 R)
• M19: 13,122,276 km (0.105 R)
• M20: 13,822,993 km (0.04 R)
• M21: 15,773,450 km (0.048 R)
• M22: 16,135,926 km (0.031 R)
• M23: 17,192,685 km (0.076 R)
• M24: 18,965,120 km (0.088 R)
• M25: 22,716,137 km (0.06 R)
• M26: 23,256,186 km (0.101 R)
• M27: 24,846,262 km (0.074 R)
• M28: 25,584,976 km (0.087 R)
• M29: 27,713,754 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.1

Radius: 14.2

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 7.63 AU - 8.15 AU

Year: 8219 Days

Day: 9.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 62,795,237 km

• M1: 176,525 km (0.072 R)
• M2: 657,333 km (0.043 R)
• M3: 1,367,624 km (0.074 R)
• M4: 2,148,824 km (0.095 R)
• M5: 4,348,212 km (0.076 R)
• M6: 4,871,505 km (0.047 R)
• M7: 5,469,597 km (0.028 R)
• M8: 6,513,790 km (0.071 R)
• M9: 7,441,746 km (0.095 R)
• M10: 8,022,635 km (0.043 R)
• M11: 8,544,582 km (0.084 R)
• M12: 9,656,842 km (0.042 R)
• M13: 10,147,972 km (0.076 R)
• M14: 13,454,533 km (0.09 R)
• M15: 14,255,929 km (0.054 R)
• M16: 15,418,005 km (0.096 R)
• M17: 16,227,031 km (0.06 R)
• M18: 19,671,522 km (0.082 R)
• M19: 20,543,079 km (0.085 R)
• M20: 22,024,846 km (0.037 R)
• M21: 24,560,081 km (0.11 R)
• M22: 26,133,850 km (0.1 R)
• M23: 26,800,907 km (0.04 R)
• M24: 27,381,796 km (0.04 R)
• M25: 33,661,914 km (0.09 R)
• M26: 34,338,246 km (0.096 R)
• M27: 37,857,536 km (0.084 R)
• M28: 41,096,330 km (0.071 R)
• M29: 42,259,155 km (0.041 R)
• M30: 42,914,692 km (0.117 R)
• M31: 46,572,211 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701

Radius: 12.5

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 10.84 AU - 12.54 AU

Year: 14823 Days

Day: 11.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,795,237 km

• M1: 155,881 km (0.117 R)
• M2: 1,231,190 km (0.104 R)
• M3: 1,950,307 km (0.054 R)
• M4: 2,617,514 km (0.094 R)
• M5: 3,432,374 km (0.066 R)
• M6: 4,568,121 km (0.113 R)
• M7: 9,855,508 km (0.036 R)
• M8: 16,270,115 km (0.119 R)
• M9: 26,161,077 km (0.096 R)
• M10: 29,539,596 km (0.112 R)
• M11: 31,748,408 km (0.034 R)
• M12: 36,101,706 km (0.071 R)
• M13: 40,837,676 km (0.104 R)
• M14: 47,358,946 km (0.074 R)
• M15: 47,984,115 km (0.083 R)
• M16: 48,614,820 km (0.08 R)
• M17: 53,861,217 km (0.099 R)
• M18: 58,751,273 km (0.117 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 19,190 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit