🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.71 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.38 AU - 1.44 AU

Year: 721 Days

Day: 46.2 Hours

Environment

Temp: -90 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.78 AU - 1.82 AU

Year: 1040 Days

Day: 17.6 Hours

Environment

Temp: -112 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,052,807 km

• M1: 191,485 km (0.034 R)
• M2: 1,036,414 km (0.074 R)

Asteroid Belt

Center: 4.4 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.3

Radius: 14

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 5.28 AU - 8.7 AU

Year: 7955 Days

Day: 10.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 45,052,807 km

• M1: 203,603 km (0.117 R)
• M2: 308,770 km (0.069 R)
• M3: 721,211 km (0.113 R)
• M4: 842,535 km (0.086 R)
• M5: 938,727 km (0.105 R)
• M6: 1,215,184 km (0.108 R)
• M7: 1,326,036 km (0.084 R)
• M8: 1,558,660 km (0.096 R)
• M9: 1,659,639 km (0.025 R)
• M10: 1,976,637 km (0.105 R)
• M11: 2,429,918 km (0.098 R)
• M12: 2,596,421 km (0.096 R)
• M13: 2,717,745 km (0.073 R)
• M14: 3,042,222 km (0.081 R)
• M15: 3,379,416 km (0.089 R)
• M16: 3,539,186 km (0.099 R)
• M17: 3,674,423 km (0.11 R)
• M18: 4,033,907 km (0.085 R)
• M19: 4,997,616 km (0.1 R)
• M20: 5,149,757 km (0.1 R)
• M21: 5,241,760 km (0.108 R)
• M22: 5,521,209 km (0.056 R)
• M23: 5,998,127 km (0.069 R)
• M24: 6,127,529 km (0.045 R)
• M25: 6,455,148 km (0.049 R)
• M26: 7,576,983 km (0.113 R)
• M27: 7,893,532 km (0.116 R)
• M28: 8,071,254 km (0.06 R)
• M29: 8,358,482 km (0.116 R)
• M30: 8,649,001 km (0.098 R)
• M31: 8,979,911 km (0.093 R)
• M32: 9,165,413 km (0.095 R)
• M33: 9,920,882 km (0.085 R)
• M34: 10,035,923 km (0.042 R)
• M35: 10,306,097 km (0.09 R)
• M36: 10,656,904 km (0.113 R)
• M37: 10,932,612 km (0.098 R)
• M38: 11,855,033 km (0.1 R)
• M39: 11,977,254 km (0.055 R)
• M40: 12,140,765 km (0.119 R)
• M41: 12,387,601 km (0.069 R)
• M42: 13,011,724 km (0.087 R)
• M43: 13,518,412 km (0.109 R)
• M44: 14,333,870 km (0.044 R)
• M45: 14,769,648 km (0.12 R)
• M46: 15,253,896 km (0.053 R)
• M47: 15,698,651 km (0.093 R)
• M48: 16,102,715 km (0.115 R)
• M49: 16,510,070 km (0.072 R)
• M50: 17,012,719 km (0.112 R)
• M51: 17,892,803 km (0.038 R)
• M52: 19,216,594 km (0.093 R)
• M53: 19,408,379 km (0.051 R)
• M54: 19,600,762 km (0.1 R)
• M55: 19,987,323 km (0.079 R)
• M56: 20,376,427 km (0.094 R)
• M57: 20,571,951 km (0.076 R)
• M58: 21,658,331 km (0.09 R)
• M59: 21,957,826 km (0.114 R)
• M60: 22,510,590 km (0.115 R)
• M61: 24,871,544 km (0.108 R)
• M62: 25,080,532 km (0.045 R)
• M63: 26,240,514 km (0.069 R)
• M64: 26,613,162 km (0.068 R)
• M65: 26,773,531 km (0.061 R)
• M66: 27,796,182 km (0.049 R)
• M67: 28,176,161 km (0.083 R)
• M68: 28,612,538 km (0.087 R)
• M69: 29,326,419 km (0.097 R)
• M70: 30,547,885 km (0.057 R)
• M71: 30,827,932 km (0.066 R)
• M72: 30,996,230 km (0.068 R)
• M73: 31,503,217 km (0.061 R)
• M74: 32,297,283 km (0.09 R)
• M75: 36,188,024 km (0.104 R)
• M76: 37,019,489 km (0.04 R)
• M77: 38,278,505 km (0.062 R)
• M78: 38,459,518 km (0.089 R)
• M79: 39,004,354 km (0.096 R)
• M80: 39,734,690 km (0.085 R)
• M81: 40,101,504 km (0.118 R)
• M82: 40,838,723 km (0.097 R)
• M83: 41,208,977 km (0.104 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 231.9

Radius: 7.2

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 9.81 AU - 12.15 AU

Year: 15661 Days

Day: 21.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 45,052,807 km

• M1: 141,370 km (0.113 R)
• M2: 334,950 km (0.119 R)
• M3: 462,856 km (0.036 R)
• M4: 622,776 km (0.088 R)
• M5: 800,498 km (0.035 R)
• M6: 1,145,321 km (0.034 R)
• M7: 1,303,596 km (0.113 R)
• M8: 1,490,144 km (0.04 R)
• M9: 1,774,829 km (0.059 R)
• M10: 2,860,012 km (0.063 R)
• M11: 3,842,721 km (0.095 R)
• M12: 4,081,030 km (0.089 R)
• M13: 4,232,423 km (0.065 R)
• M14: 4,385,611 km (0.109 R)
• M15: 5,642,682 km (0.096 R)
• M16: 6,016,228 km (0.079 R)
• M17: 6,715,748 km (0.106 R)
• M18: 7,002,826 km (0.026 R)
• M19: 7,477,799 km (0.102 R)
• M20: 7,925,396 km (0.116 R)
• M21: 8,190,633 km (0.04 R)
• M22: 8,305,225 km (0.092 R)
• M23: 8,574,501 km (0.051 R)
• M24: 8,964,353 km (0.033 R)
• M25: 9,599,995 km (0.061 R)
• M26: 10,497,582 km (0.118 R)
• M27: 10,663,635 km (0.09 R)
• M28: 10,788,849 km (0.077 R)
• M29: 11,336,676 km (0.1 R)
• M30: 11,678,358 km (0.086 R)
• M31: 12,066,863 km (0.118 R)
• M32: 12,812,010 km (0.12 R)
• M33: 12,989,583 km (0.035 R)
• M34: 13,617,296 km (0.111 R)
• M35: 13,707,802 km (0.06 R)
• M36: 14,209,105 km (0.075 R)
• M37: 15,511,953 km (0.114 R)
• M38: 15,891,183 km (0.113 R)
• M39: 16,417,618 km (0.112 R)
• M40: 16,658,770 km (0.088 R)
• M41: 17,438,474 km (0.06 R)
• M42: 17,783,297 km (0.038 R)
• M43: 17,832,665 km (0.084 R)
• M44: 18,130,364 km (0.057 R)
• M45: 18,180,180 km (0.055 R)
• M46: 18,479,675 km (0.083 R)
• M47: 19,694,260 km (0.099 R)
• M48: 20,882,217 km (0.078 R)
• M49: 21,248,283 km (0.046 R)
• M50: 23,110,777 km (0.102 R)
• M51: 23,489,409 km (0.052 R)
• M52: 24,253,106 km (0.043 R)
• M53: 25,191,234 km (0.044 R)
• M54: 25,246,735 km (0.069 R)
• M55: 25,580,937 km (0.037 R)
• M56: 26,366,475 km (0.11 R)
• M57: 26,592,218 km (0.078 R)
• M58: 28,653,976 km (0.117 R)
• M59: 29,002,539 km (0.072 R)
• M60: 29,586,569 km (0.082 R)
• M61: 29,880,080 km (0.044 R)
• M62: 30,707,057 km (0.115 R)
• M63: 30,825,688 km (0.062 R)
• M64: 30,885,228 km (0.12 R)
• M65: 32,625,201 km (0.06 R)
• M66: 33,171,682 km (0.034 R)
• M67: 33,476,563 km (0.091 R)
• M68: 34,150,651 km (0.08 R)
• M69: 34,212,135 km (0.112 R)
• M70: 35,263,360 km (0.092 R)
• M71: 35,512,291 km (0.091 R)
• M72: 36,011,648 km (0.108 R)
• M73: 36,325,056 km (0.119 R)
• M74: 36,639,361 km (0.042 R)
• M75: 37,587,512 km (0.092 R)
• M76: 39,185,816 km (0.087 R)
• M77: 39,250,143 km (0.117 R)
• M78: 39,314,620 km (0.06 R)
• M79: 39,637,302 km (0.12 R)
• M80: 39,766,555 km (0.118 R)
• M81: 41,067,458 km (0.113 R)
• M82: 41,986,288 km (0.079 R)
• M83: 42,713,034 km (0.053 R)
• M84: 43,044,693 km (0.044 R)
• M85: 43,510,541 km (0.09 R)
• M86: 43,978,034 km (0.12 R)
• M87: 44,312,984 km (0.062 R)
• M88: 44,917,957 km (0.119 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 228 - 12,079 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit