🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.02 AU - 1.18 AU

Year: 419 Days

Day: 19.9 Hours

Environment

Temp: 28 °C

Axial Tilt: 25.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.78 AU - 1.9 AU

Year: 907 Days

Day: 13.2 Hours

Environment

Temp: -64 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.17 AU - 2.73 AU

Year: 1394 Days

Day: 30.2 Hours

Environment

Temp: -75 °C

Axial Tilt: 162 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.7

Radius: 14.8

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 3.86 AU - 5.94 AU

Year: 3942 Days

Day: 12.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 31,095,384 km

• M1: 324,627 km (0.096 R)
• M2: 474,225 km (0.111 R)
• M3: 717,172 km (0.118 R)
• M4: 817,702 km (0.115 R)
• M5: 933,940 km (0.06 R)
• M6: 1,067,082 km (0.072 R)
• M7: 1,435,691 km (0.09 R)
• M8: 1,555,668 km (0.112 R)
• M9: 1,679,236 km (0.117 R)
• M10: 1,858,006 km (0.043 R)
• M11: 2,043,357 km (0.092 R)
• M12: 2,333,428 km (0.075 R)
• M13: 2,534,338 km (0.112 R)
• M14: 2,969,219 km (0.12 R)
• M15: 3,331,245 km (0.119 R)
• M16: 3,444,341 km (0.036 R)
• M17: 3,542,328 km (0.079 R)
• M18: 3,691,028 km (0.105 R)
• M19: 3,926,645 km (0.102 R)
• M20: 4,412,988 km (0.094 R)
• M21: 4,591,458 km (0.082 R)
• M22: 4,973,980 km (0.099 R)
• M23: 5,253,728 km (0.114 R)
• M24: 5,462,117 km (0.118 R)
• M25: 5,557,860 km (0.104 R)
• M26: 5,712,095 km (0.05 R)
• M27: 5,985,560 km (0.076 R)
• M28: 6,084,295 km (0.065 R)
• M29: 6,263,364 km (0.031 R)
• M30: 6,464,423 km (0.096 R)
• M31: 8,193,027 km (0.103 R)
• M32: 8,457,516 km (0.065 R)
• M33: 8,904,664 km (0.102 R)
• M34: 9,915,646 km (0.117 R)
• M35: 10,150,515 km (0.104 R)
• M36: 10,625,787 km (0.107 R)
• M37: 10,721,679 km (0.091 R)
• M38: 11,035,536 km (0.085 R)
• M39: 11,254,547 km (0.103 R)
• M40: 11,548,956 km (0.1 R)
• M41: 11,970,223 km (0.097 R)
• M42: 12,145,253 km (0.119 R)
• M43: 12,346,312 km (0.048 R)
• M44: 13,187,202 km (0.095 R)
• M45: 13,316,305 km (0.119 R)
• M46: 13,784,247 km (0.096 R)
• M47: 14,020,312 km (0.107 R)
• M48: 14,125,779 km (0.08 R)
• M49: 14,231,395 km (0.075 R)
• M50: 14,603,146 km (0.109 R)
• M51: 14,709,959 km (0.1 R)
• M52: 15,085,748 km (0.045 R)
• M53: 15,247,913 km (0.107 R)
• M54: 15,437,752 km (0.116 R)
• M55: 15,710,170 km (0.084 R)
• M56: 17,068,668 km (0.101 R)
• M57: 17,407,208 km (0.101 R)
• M58: 17,662,422 km (0.094 R)
• M59: 18,262,908 km (0.052 R)
• M60: 18,986,663 km (0.062 R)
• M61: 19,278,827 km (0.117 R)
• M62: 19,454,754 km (0.089 R)
• M63: 19,572,338 km (0.093 R)
• M64: 19,749,312 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.9

Radius: 13

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 9.71 AU - 10.37 AU

Year: 11562 Days

Day: 13.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 31,095,384 km

• M1: 179,817 km (0.083 R)
• M2: 338,690 km (0.057 R)
• M3: 447,148 km (0.094 R)
• M4: 686,205 km (0.088 R)
• M5: 835,504 km (0.099 R)
• M6: 1,512,434 km (0.07 R)
• M7: 1,594,863 km (0.092 R)
• M8: 2,484,671 km (0.088 R)
• M9: 3,053,891 km (0.118 R)
• M10: 3,310,302 km (0.092 R)
• M11: 3,397,368 km (0.035 R)
• M12: 3,485,182 km (0.062 R)
• M13: 4,074,896 km (0.096 R)
• M14: 4,695,877 km (0.075 R)
• M15: 7,208,523 km (0.09 R)
• M16: 8,371,946 km (0.104 R)
• M17: 8,491,474 km (0.074 R)
• M18: 8,762,695 km (0.1 R)
• M19: 8,853,651 km (0.109 R)
• M20: 9,036,609 km (0.08 R)
• M21: 9,468,498 km (0.069 R)
• M22: 10,577,617 km (0.053 R)
• M23: 10,837,019 km (0.109 R)
• M24: 12,232,618 km (0.116 R)
• M25: 12,539,144 km (0.119 R)
• M26: 13,055,556 km (0.087 R)
• M27: 14,144,778 km (0.106 R)
• M28: 14,646,380 km (0.12 R)
• M29: 14,971,755 km (0.049 R)
• M30: 15,299,673 km (0.102 R)
• M31: 15,777,489 km (0.047 R)
• M32: 15,925,591 km (0.118 R)
• M33: 16,747,930 km (0.114 R)
• M34: 19,693,812 km (0.098 R)
• M35: 20,253,757 km (0.079 R)
• M36: 20,616,382 km (0.079 R)
• M37: 22,006,146 km (0.109 R)
• M38: 22,296,067 km (0.074 R)
• M39: 22,587,184 km (0.117 R)
• M40: 23,849,192 km (0.093 R)
• M41: 24,061,770 km (0.074 R)
• M42: 24,918,368 km (0.109 R)
• M43: 25,567,323 km (0.115 R)
• M44: 27,058,964 km (0.047 R)
• M45: 27,147,675 km (0.113 R)
• M46: 27,325,248 km (0.111 R)
• M47: 27,414,109 km (0.112 R)
• M48: 28,084,008 km (0.084 R)
• M49: 29,805,281 km (0.071 R)
• M50: 30,540,256 km (0.043 R)
• M51: 30,771,085 km (0.105 R)

Kuiper Belt

Range: 30.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 13,479 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit