🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.09 AU - 1.37 AU

Year: 587 Days

Day: 17.5 Hours

Environment

Temp: -73 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 36,892,811 km

• M1: 370,105 km (0.067 R)
• M2: 493,523 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.2 AU - 1.66 AU

Year: 736 Days

Day: 37.8 Hours

Environment

Temp: -85 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.93 AU - 2.95 AU

Year: 1641 Days

Day: 22.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,892,811 km

• M1: 1,039,855 km (0.064 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.43 AU - 2.87 AU

Year: 1857 Days

Day: 27.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50.5

Radius: 13.9

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 3.24 AU - 3.52 AU

Year: 2675 Days

Day: 10.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 36,892,811 km

• M1: 178,769 km (0.114 R)
• M2: 269,725 km (0.06 R)
• M3: 450,888 km (0.076 R)
• M4: 596,297 km (0.099 R)
• M5: 854,952 km (0.09 R)
• M6: 964,757 km (0.088 R)
• M7: 1,103,733 km (0.088 R)
• M8: 1,262,456 km (0.12 R)
• M9: 1,442,273 km (0.081 R)
• M10: 1,528,890 km (0.1 R)
• M11: 1,617,452 km (0.053 R)
• M12: 1,721,871 km (0.074 R)
• M13: 1,835,865 km (0.084 R)
• M14: 1,959,882 km (0.119 R)
• M15: 2,155,257 km (0.084 R)
• M16: 2,310,090 km (0.081 R)
• M17: 2,444,728 km (0.079 R)
• M18: 2,549,597 km (0.086 R)
• M19: 2,890,081 km (0.1 R)
• M20: 3,053,143 km (0.059 R)
• M21: 3,140,059 km (0.09 R)
• M22: 3,343,512 km (0.116 R)
• M23: 3,460,348 km (0.089 R)
• M24: 4,017,900 km (0.071 R)
• M25: 4,200,559 km (0.056 R)
• M26: 4,376,037 km (0.069 R)
• M27: 4,514,265 km (0.103 R)
• M28: 4,653,990 km (0.11 R)
• M29: 4,886,764 km (0.097 R)
• M30: 5,071,517 km (0.066 R)
• M31: 5,269,136 km (0.079 R)
• M32: 5,458,826 km (0.04 R)
• M33: 5,683,074 km (0.085 R)
• M34: 5,823,396 km (0.078 R)
• M35: 5,942,925 km (0.105 R)
• M36: 6,218,035 km (0.104 R)
• M37: 6,317,967 km (0.026 R)
• M38: 6,553,584 km (0.09 R)
• M39: 6,814,931 km (0.099 R)
• M40: 7,010,306 km (0.117 R)
• M41: 7,102,907 km (0.107 R)
• M42: 7,418,558 km (0.094 R)
• M43: 7,619,618 km (0.119 R)
• M44: 7,882,611 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773

Radius: 13.4

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 6.42 AU - 9.68 AU

Year: 9831 Days

Day: 11 Hours

Environment

Temp: -193 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 36,892,811 km

• M1: 201,808 km (0.063 R)
• M2: 545,434 km (0.1 R)
• M3: 651,798 km (0.1 R)
• M4: 871,408 km (0.086 R)
• M5: 1,038,658 km (0.089 R)
• M6: 1,217,278 km (0.056 R)
• M7: 1,406,818 km (0.109 R)
• M8: 1,912,010 km (0.118 R)
• M9: 2,262,069 km (0.116 R)
• M10: 3,402,753 km (0.098 R)
• M11: 4,564,979 km (0.052 R)
• M12: 5,034,716 km (0.115 R)
• M13: 5,449,850 km (0.106 R)
• M14: 5,590,772 km (0.025 R)
• M15: 6,093,420 km (0.098 R)
• M16: 6,685,978 km (0.044 R)
• M17: 6,989,063 km (0.115 R)
• M18: 7,491,562 km (0.11 R)
• M19: 7,727,328 km (0.056 R)
• M20: 8,166,099 km (0.108 R)
• M21: 8,368,355 km (0.056 R)
• M22: 8,490,427 km (0.109 R)
• M23: 8,736,516 km (0.104 R)
• M24: 8,943,260 km (0.073 R)
• M25: 9,319,648 km (0.036 R)
• M26: 9,658,637 km (0.119 R)
• M27: 9,958,581 km (0.12 R)
• M28: 11,594,882 km (0.115 R)
• M29: 11,776,644 km (0.072 R)
• M30: 12,840,883 km (0.118 R)
• M31: 12,981,954 km (0.109 R)
• M32: 13,791,129 km (0.07 R)
• M33: 14,813,331 km (0.039 R)
• M34: 15,859,917 km (0.045 R)
• M35: 17,188,646 km (0.094 R)
• M36: 17,292,317 km (0.06 R)
• M37: 17,709,097 km (0.106 R)
• M38: 17,813,815 km (0.105 R)
• M39: 18,024,000 km (0.097 R)
• M40: 18,181,976 km (0.1 R)
• M41: 19,679,899 km (0.114 R)
• M42: 20,333,941 km (0.068 R)
• M43: 20,718,707 km (0.06 R)
• M44: 20,939,812 km (0.072 R)
• M45: 21,272,668 km (0.113 R)
• M46: 21,495,718 km (0.1 R)
• M47: 21,831,565 km (0.1 R)
• M48: 25,108,207 km (0.106 R)
• M49: 25,462,006 km (0.109 R)
• M50: 27,074,372 km (0.081 R)
• M51: 27,497,884 km (0.11 R)
• M52: 27,984,526 km (0.059 R)
• M53: 28,167,633 km (0.117 R)
• M54: 29,647,755 km (0.098 R)
• M55: 31,089,729 km (0.103 R)
• M56: 31,723,874 km (0.061 R)
• M57: 32,426,236 km (0.099 R)
• M58: 35,221,173 km (0.107 R)
• M59: 35,551,036 km (0.114 R)
• M60: 36,814,390 km (0.076 R)
• M61: 36,948,131 km (0.095 R)
• M62: 37,822,082 km (0.08 R)
• M63: 38,092,255 km (0.098 R)
• M64: 38,430,945 km (0.092 R)
• M65: 38,566,780 km (0.102 R)
• M66: 39,933,207 km (0.069 R)
• M67: 40,622,404 km (0.031 R)
• M68: 41,454,617 km (0.077 R)
• M69: 42,432,688 km (0.078 R)
• M70: 42,573,011 km (0.118 R)
• M71: 42,713,483 km (0.088 R)
• M72: 43,065,487 km (0.089 R)
• M73: 43,630,518 km (0.088 R)
• M74: 43,914,006 km (0.108 R)
• M75: 45,125,450 km (0.097 R)
• M76: 45,555,693 km (0.064 R)
• M77: 46,782,097 km (0.085 R)
• M78: 48,678,698 km (0.102 R)
• M79: 49,119,862 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.4

Radius: 8.9

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 6.93 AU - 9.87 AU

Year: 10480 Days

Day: 13.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 36,892,811 km

• M1: 222,602 km (0.116 R)
• M2: 341,233 km (0.107 R)
• M3: 559,496 km (0.104 R)
• M4: 692,339 km (0.097 R)
• M5: 958,623 km (0.059 R)
• M6: 1,563,896 km (0.095 R)
• M7: 1,697,337 km (0.119 R)
• M8: 2,016,878 km (0.088 R)
• M9: 2,333,577 km (0.053 R)
• M10: 2,398,802 km (0.11 R)
• M11: 2,620,955 km (0.083 R)
• M12: 2,990,162 km (0.076 R)
• M13: 3,061,221 km (0.115 R)
• M14: 3,156,964 km (0.114 R)
• M15: 3,524,675 km (0.081 R)
• M16: 4,300,939 km (0.113 R)
• M17: 5,100,091 km (0.107 R)
• M18: 5,357,249 km (0.095 R)
• M19: 5,444,016 km (0.093 R)
• M20: 5,502,060 km (0.118 R)
• M21: 5,795,571 km (0.091 R)
• M22: 6,034,180 km (0.029 R)
• M23: 6,894,218 km (0.086 R)
• M24: 7,051,894 km (0.071 R)
• M25: 7,178,753 km (0.091 R)
• M26: 7,274,496 km (0.095 R)
• M27: 7,661,655 km (0.09 R)
• M28: 7,890,689 km (0.086 R)
• M29: 8,321,980 km (0.101 R)
• M30: 8,897,483 km (0.073 R)
• M31: 10,590,931 km (0.112 R)
• M32: 10,809,493 km (0.103 R)
• M33: 11,066,353 km (0.098 R)
• M34: 11,511,407 km (0.116 R)
• M35: 11,773,801 km (0.119 R)
• M36: 12,076,139 km (0.098 R)
• M37: 12,190,132 km (0.103 R)
• M38: 12,457,613 km (0.086 R)
• M39: 13,115,096 km (0.111 R)
• M40: 13,863,384 km (0.104 R)
• M41: 14,504,262 km (0.077 R)
• M42: 14,706,518 km (0.087 R)
• M43: 14,868,981 km (0.072 R)
• M44: 15,731,712 km (0.096 R)
• M45: 16,484,040 km (0.105 R)
• M46: 16,610,600 km (0.11 R)
• M47: 17,677,681 km (0.093 R)
• M48: 18,023,851 km (0.106 R)
• M49: 18,372,264 km (0.073 R)
• M50: 18,547,294 km (0.047 R)
• M51: 19,653,719 km (0.088 R)
• M52: 19,877,667 km (0.11 R)
• M53: 21,422,116 km (0.12 R)
• M54: 21,791,174 km (0.034 R)
• M55: 21,930,150 km (0.115 R)
• M56: 22,488,749 km (0.119 R)
• M57: 22,910,914 km (0.032 R)
• M58: 23,477,740 km (0.097 R)
• M59: 24,384,603 km (0.103 R)
• M60: 24,963,397 km (0.092 R)
• M61: 25,986,945 km (0.09 R)
• M62: 26,085,082 km (0.08 R)
• M63: 26,726,408 km (0.031 R)
• M64: 26,924,924 km (0.095 R)
• M65: 27,273,188 km (0.081 R)
• M66: 27,773,443 km (0.115 R)
• M67: 28,175,712 km (0.049 R)
• M68: 28,935,370 km (0.065 R)
• M69: 29,804,533 km (0.116 R)
• M70: 31,150,166 km (0.114 R)
• M71: 32,093,381 km (0.093 R)
• M72: 32,621,312 km (0.111 R)
• M73: 33,152,235 km (0.096 R)
• M74: 33,632,593 km (0.114 R)
• M75: 33,793,261 km (0.117 R)
• M76: 34,330,318 km (0.093 R)
• M77: 34,600,043 km (0.078 R)
• M78: 35,195,741 km (0.066 R)
• M79: 35,794,881 km (0.11 R)
• M80: 35,958,840 km (0.119 R)
• M81: 36,452,364 km (0.08 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: 367 - 16,516 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit