🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.8

Radius: 11

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.7 AU - 1.02 AU

Year: 551 Days

Day: 5.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 34,295,953 km

• M1: 136,882 km (0.104 R)
• M2: 514,168 km (0.064 R)
• M3: 972,685 km (0.043 R)
• M4: 1,499,419 km (0.095 R)
• M5: 1,918,742 km (0.112 R)
• M6: 2,381,149 km (0.099 R)
• M7: 2,730,161 km (0.076 R)
• M8: 3,082,015 km (0.088 R)
• M9: 3,510,015 km (0.117 R)
• M10: 4,233,171 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.3

Radius: 8.7

Gravity: 12.26 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.84 AU - 1.38 AU

Year: 807 Days

Day: 13.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 34,295,953 km

• M1: 108,159 km (0.1 R)
• M2: 435,330 km (0.104 R)
• M3: 740,061 km (0.111 R)
• M4: 1,043,445 km (0.069 R)
• M5: 1,454,540 km (0.1 R)
• M6: 1,756,429 km (0.093 R)
• M7: 2,224,820 km (0.079 R)
• M8: 3,383,605 km (0.082 R)
• M9: 3,889,096 km (0.116 R)
• M10: 4,616,889 km (0.12 R)
• M11: 5,239,217 km (0.09 R)
• M12: 5,570,726 km (0.076 R)
• M13: 6,297,771 km (0.056 R)
• M14: 6,605,644 km (0.03 R)
• M15: 9,645,323 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.9

Radius: 13.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.21 AU - 1.33 AU

Year: 988 Days

Day: 13.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 34,295,953 km

• M1: 166,203 km (0.081 R)
• M2: 891,903 km (0.082 R)
• M3: 1,346,082 km (0.099 R)
• M4: 1,992,045 km (0.065 R)
• M5: 2,648,032 km (0.118 R)
• M6: 3,334,088 km (0.101 R)
• M7: 4,279,247 km (0.088 R)
• M8: 4,698,271 km (0.067 R)
• M9: 6,330,533 km (0.093 R)
• M10: 6,817,025 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.6

Radius: 12.9

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.85 AU - 2.23 AU

Year: 2011 Days

Day: 8 Hours

Environment

Temp: -198 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 34,295,953 km

• M1: 160,369 km (0.043 R)
• M2: 590,164 km (0.101 R)
• M3: 1,867,131 km (0.106 R)
• M4: 2,844,753 km (0.077 R)
• M5: 4,570,215 km (0.115 R)
• M6: 6,958,395 km (0.12 R)
• M7: 7,878,572 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.1

Radius: 10.4

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.99 AU - 3.63 AU

Year: 4157 Days

Day: 9.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 34,295,953 km

• M1: 130,749 km (0.11 R)
• M2: 554,709 km (0.102 R)
• M3: 907,760 km (0.107 R)
• M4: 1,437,486 km (0.11 R)
• M5: 2,080,158 km (0.109 R)
• M6: 2,851,784 km (0.04 R)
• M7: 3,492,213 km (0.108 R)
• M8: 3,955,966 km (0.101 R)
• M9: 4,295,404 km (0.093 R)
• M10: 5,324,338 km (0.096 R)
• M11: 5,682,774 km (0.034 R)
• M12: 9,160,775 km (0.12 R)
• M13: 10,045,796 km (0.119 R)
• M14: 10,423,980 km (0.097 R)
• M15: 12,220,949 km (0.061 R)
• M16: 15,735,602 km (0.084 R)
• M17: 16,885,411 km (0.112 R)
• M18: 18,213,990 km (0.035 R)
• M19: 19,872,581 km (0.108 R)
• M20: 20,806,221 km (0.116 R)
• M21: 21,908,758 km (0.119 R)
• M22: 23,634,968 km (0.107 R)
• M23: 24,005,821 km (0.04 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 570.1

Radius: 6.4

Gravity: 13.92 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 5.39 AU - 6.55 AU

Year: 10069 Days

Day: 17 Hours

Environment

Temp: -232 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 34,295,953 km

• M1: 79,736 km (0.077 R)
• M2: 282,740 km (0.087 R)
• M3: 673,938 km (0.093 R)
• M4: 999,463 km (0.076 R)
• M5: 1,362,388 km (0.116 R)
• M6: 2,119,503 km (0.098 R)
• M7: 3,060,922 km (0.106 R)
• M8: 4,925,211 km (0.086 R)
• M9: 7,809,009 km (0.03 R)
• M10: 8,497,009 km (0.048 R)
• M11: 10,751,449 km (0.094 R)
• M12: 11,987,726 km (0.108 R)
• M13: 12,553,805 km (0.045 R)
• M14: 13,739,218 km (0.069 R)
• M15: 15,062,262 km (0.049 R)
• M16: 15,389,432 km (0.063 R)
• M17: 16,057,835 km (0.04 R)
• M18: 16,262,186 km (0.092 R)
• M19: 16,745,537 km (0.1 R)
• M20: 18,475,786 km (0.034 R)
• M21: 19,230,657 km (0.109 R)
• M22: 19,771,154 km (0.052 R)
• M23: 25,838,993 km (0.079 R)
• M24: 26,497,074 km (0.066 R)
• M25: 28,339,521 km (0.113 R)
• M26: 30,162,072 km (0.097 R)
• M27: 34,151,399 km (0.055 R)
• M28: 38,114,994 km (0.037 R)
• M29: 39,336,611 km (0.068 R)
• M30: 41,857,634 km (0.114 R)
• M31: 42,764,945 km (0.078 R)
• M32: 44,216,942 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 500.3

Radius: 7

Gravity: 10.21 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 5.93 AU - 6.19 AU

Year: 10297 Days

Day: 23 Hours

Environment

Temp: -222 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 34,295,953 km

• M1: 87,066 km (0.057 R)
• M2: 330,611 km (0.078 R)
• M3: 913,893 km (0.097 R)
• M4: 1,249,591 km (0.087 R)
• M5: 1,567,486 km (0.041 R)
• M6: 2,205,821 km (0.095 R)
• M7: 3,137,067 km (0.081 R)
• M8: 4,197,866 km (0.104 R)
• M9: 5,067,927 km (0.118 R)
• M10: 6,371,523 km (0.053 R)
• M11: 6,701,685 km (0.039 R)
• M12: 7,597,178 km (0.108 R)
• M13: 10,206,315 km (0.105 R)
• M14: 11,229,415 km (0.117 R)
• M15: 15,810,251 km (0.106 R)
• M16: 16,552,406 km (0.055 R)
• M17: 17,176,828 km (0.101 R)
• M18: 19,600,762 km (0.115 R)
• M19: 20,142,755 km (0.104 R)
• M20: 20,774,507 km (0.081 R)
• M21: 23,781,125 km (0.119 R)
• M22: 25,206,044 km (0.088 R)
• M23: 25,570,914 km (0.097 R)
• M24: 27,932,017 km (0.104 R)
• M25: 32,219,342 km (0.081 R)
• M26: 34,743,357 km (0.095 R)
• M27: 35,195,442 km (0.077 R)
• M28: 36,808,556 km (0.076 R)
• M29: 39,687,418 km (0.055 R)
• M30: 42,583,782 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 190

Radius: 6.7

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 5.78 AU - 7.26 AU

Year: 11492 Days

Day: 18.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 34,295,953 km

• M1: 83,775 km (0.084 R)
• M2: 318,045 km (0.113 R)
• M3: 586,424 km (0.1 R)
• M4: 818,450 km (0.12 R)
• M5: 1,873,115 km (0.084 R)
• M6: 2,458,641 km (0.093 R)
• M7: 2,899,506 km (0.073 R)
• M8: 3,890,592 km (0.106 R)
• M9: 4,568,420 km (0.092 R)
• M10: 5,263,751 km (0.09 R)
• M11: 6,352,823 km (0.102 R)
• M12: 6,758,682 km (0.112 R)
• M13: 8,396,031 km (0.04 R)
• M14: 9,221,213 km (0.11 R)
• M15: 9,522,353 km (0.1 R)
• M16: 10,652,116 km (0.088 R)
• M17: 11,371,383 km (0.118 R)
• M18: 12,122,663 km (0.066 R)
• M19: 14,287,045 km (0.086 R)
• M20: 14,807,347 km (0.054 R)
• M21: 15,280,375 km (0.094 R)
• M22: 15,520,629 km (0.115 R)
• M23: 17,079,888 km (0.112 R)
• M24: 17,469,142 km (0.079 R)
• M25: 19,858,519 km (0.117 R)
• M26: 20,073,042 km (0.102 R)
• M27: 20,361,317 km (0.065 R)
• M28: 21,094,197 km (0.078 R)
• M29: 22,226,204 km (0.114 R)
• M30: 25,695,379 km (0.05 R)
• M31: 27,160,989 km (0.105 R)
• M32: 27,602,453 km (0.106 R)
• M33: 28,138,611 km (0.088 R)
• M34: 33,582,478 km (0.102 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: 420 - 14,633 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit